split out src/mind

src/agent/api/mod.rs

@@ -473,9 +473,9 @@ pub fn build_response_message(
     }
 
     // Check for leaked tool calls in content text.
-    let leaked = crate::user::parsing::parse_leaked_tool_calls(&content);
+    let leaked = crate::agent::parsing::parse_leaked_tool_calls(&content);
     if !leaked.is_empty() {
-        let cleaned = crate::user::parsing::strip_leaked_artifacts(&content);
+        let cleaned = crate::agent::parsing::strip_leaked_artifacts(&content);
         return Message {
             role: Role::Assistant,
             content: if cleaned.trim().is_empty() { None }

src/agent/mod.rs

@@ -15,6 +15,7 @@
 
 pub mod api;
 pub mod context;
+pub mod parsing;
 pub mod tools;
 pub mod training;
 
@@ -79,13 +80,10 @@ pub struct Agent {
     app_config: crate::config::AppConfig,
     pub prompt_file: String,
     /// Stable session ID for memory-search dedup across turns.
-    session_id: String,
+    pub session_id: String,
     /// Agent orchestration state (surface-observe, journal, reflect).
+    /// TODO: move to Session — it's session-level, not agent-level.
     pub agent_cycles: crate::subconscious::subconscious::AgentCycleState,
-    /// Latest memory importance scores from training scorer.
-    pub memory_scores: Option<crate::agent::training::MemoryScore>,
-    /// Whether a /score task is currently running.
-    pub scoring_in_flight: bool,
     /// Shared active tools — Agent writes, TUI reads.
     pub active_tools: crate::user::ui_channel::SharedActiveTools,
 }
@@ -137,8 +135,6 @@ impl Agent {
             prompt_file,
             session_id,
             agent_cycles,
-            memory_scores: None,
-            scoring_in_flight: false,
             active_tools,
         };
 
@@ -323,7 +319,7 @@ impl Agent {
                             // Check for closing tag — parse and fire immediately
                             if let Some(end) = tool_call_buf.find("</tool_call>") {
                                 let body = &tool_call_buf[..end];
-                                if let Some(call) = crate::user::parsing::parse_tool_call_body(body) {
+                                if let Some(call) = crate::agent::parsing::parse_tool_call_body(body) {
                                     let args: serde_json::Value =
                                         serde_json::from_str(&call.function.arguments).unwrap_or_default();
                                     let args_summary = summarize_args(&call.function.name, &args);
@@ -666,7 +662,7 @@ impl Agent {
     }
 
     /// Build context state summary for the debug screen.
-    pub fn context_state_summary(&self) -> Vec<ContextSection> {
+    pub fn context_state_summary(&self, memory_scores: Option<&crate::agent::training::MemoryScore>) -> Vec<ContextSection> {
         let count = |s: &str| self.tokenizer.encode_with_special_tokens(s).len();
 
         let mut sections = Vec::new();
@@ -758,7 +754,7 @@ impl Agent {
                         _ => unreachable!(),
                     };
                     let text = entry.message().content_text();
-                    let score = self.memory_scores.as_ref()
+                    let score = memory_scores
                         .and_then(|s| s.memory_weights.iter()
                             .find(|(k, _)| k == key)
                             .map(|(_, v)| *v));
@@ -823,7 +819,7 @@ impl Agent {
                 };
                 // Show which memories were important for this response
                 let children = if m.role == Role::Assistant {
-                    self.memory_scores.as_ref()
+                    memory_scores
                         .map(|s| s.important_memories_for_entry(i))
                         .unwrap_or_default()
                         .into_iter()
@@ -965,7 +961,11 @@ impl Agent {
 
     /// Push the current context summary to the shared state for the TUI to read.
     pub fn publish_context_state(&self) {
-        let summary = self.context_state_summary();
+        self.publish_context_state_with_scores(None);
+    }
+
+    pub fn publish_context_state_with_scores(&self, memory_scores: Option<&crate::agent::training::MemoryScore>) {
+        let summary = self.context_state_summary(memory_scores);
         if let Ok(mut dbg) = std::fs::OpenOptions::new().create(true).append(true)
                 .open("/tmp/poc-journal-debug.log") {
             use std::io::Write;

src/agent/training.rs

@@ -288,6 +288,79 @@ pub async fn score_memory(
     Ok(divs.iter().sum())
 }
 
+// ── Background memory scoring ───────────────────────────────────
+
+/// Incrementally score memories through the conversation.
+///
+/// Walks memory entries in conversation order starting from `cursor`.
+/// For each memory with a full WINDOW after it, calls score_memory()
+/// and yields the result. Stops at the first memory that doesn't have
+/// enough messages yet — the conversation needs to grow before we can
+/// score it.
+///
+/// Returns the updated cursor (entry index to resume from next time)
+/// and the scores for each memory that was scored this round.
+pub async fn score_memories_incremental(
+    context: &ContextState,
+    cursor: usize,
+    client: &ApiClient,
+    ui_tx: &UiSender,
+) -> anyhow::Result<(usize, Vec<(String, f64)>)> {
+    const WINDOW: usize = 50;
+
+    // Collect unique memory keys with their first position, starting from cursor
+    let mut seen = std::collections::HashSet::new();
+    let mut to_score: Vec<(usize, String)> = Vec::new();
+
+    for (i, entry) in context.entries.iter().enumerate().skip(cursor) {
+        if let ConversationEntry::Memory { key, .. } = entry {
+            if seen.insert(key.clone()) {
+                to_score.push((i, key.clone()));
+            }
+        }
+    }
+
+    let http = http_client();
+    let mut new_cursor = cursor;
+    let mut results = Vec::new();
+
+    for (pos, key) in &to_score {
+        let end = pos + WINDOW;
+
+        // Not enough conversation after this memory yet — stop here
+        if end > context.entries.len() {
+            break;
+        }
+
+        // Need at least one assistant response in the window
+        let range = *pos..end;
+        if !context.entries[range.clone()].iter().any(|e| e.message().role == Role::Assistant) {
+            new_cursor = end;
+            continue;
+        }
+
+        let _ = ui_tx.send(UiMessage::Activity(format!("scoring memory: {}...", key)));
+        match score_divergence(&http, client, context, range, Filter::SkipKey(key)).await {
+            Ok((divs, _)) => {
+                let importance: f64 = divs.iter().sum();
+                let _ = ui_tx.send(UiMessage::Debug(format!(
+                    "[scoring] {} → {:.2}", key, importance,
+                )));
+                results.push((key.clone(), importance));
+            }
+            Err(e) => {
+                let _ = ui_tx.send(UiMessage::Debug(format!(
+                    "[scoring] {} FAILED: {:#}", key, e,
+                )));
+            }
+        }
+        new_cursor = end;
+    }
+
+    let _ = ui_tx.send(UiMessage::Activity(String::new()));
+    Ok((new_cursor, results))
+}
+
 // ── Fine-tuning scoring ─────────────────────────────────────────
 
 /// Score which recent responses are candidates for fine-tuning.

src/config.rs

@@ -460,7 +460,7 @@ pub struct ResolvedModel {
 
 impl AppConfig {
     /// Resolve the active backend and assemble prompts into a SessionConfig.
-    pub fn resolve(&self, cli: &crate::user::cli::CliArgs) -> Result<SessionConfig> {
+    pub fn resolve(&self, cli: &crate::user::CliArgs) -> Result<SessionConfig> {
         let cwd = std::env::current_dir().context("Failed to get current directory")?;
 
         let (api_base, api_key, model, prompt_file);
@@ -494,8 +494,8 @@ impl AppConfig {
                     .with_context(|| format!("Failed to read {}", path.display()))?;
                 (content, Vec::new(), 0, 0)
             } else {
-                let system_prompt = crate::user::identity::assemble_system_prompt();
+                let system_prompt = crate::mind::identity::assemble_system_prompt();
-                let (context_parts, cc, mc) = crate::user::identity::assemble_context_message(&cwd, &prompt_file, self.memory_project.as_deref(), &context_groups)?;
+                let (context_parts, cc, mc) = crate::mind::identity::assemble_context_message(&cwd, &prompt_file, self.memory_project.as_deref(), &context_groups)?;
                 (system_prompt, context_parts, cc, mc)
             };
 
@@ -603,7 +603,7 @@ macro_rules! merge_opt {
     };
 }
 
-fn build_figment(cli: &crate::user::cli::CliArgs) -> Figment {
+fn build_figment(cli: &crate::user::CliArgs) -> Figment {
     let mut f = Figment::from(Serialized::defaults(AppConfig::default()))
         .merge(Json5File(config_path()));
 
@@ -622,14 +622,14 @@ fn build_figment(cli: &crate::user::cli::CliArgs) -> Figment {
 }
 
 /// Load just the AppConfig — no validation, no prompt assembly.
-pub fn load_app(cli: &crate::user::cli::CliArgs) -> Result<(AppConfig, Figment)> {
+pub fn load_app(cli: &crate::user::CliArgs) -> Result<(AppConfig, Figment)> {
     let figment = build_figment(cli);
     let app: AppConfig = figment.extract().context("Failed to load configuration")?;
     Ok((app, figment))
 }
 
 /// Load the full config: figment → AppConfig → resolve backend → assemble prompts.
-pub fn load_session(cli: &crate::user::cli::CliArgs) -> Result<(SessionConfig, Figment)> {
+pub fn load_session(cli: &crate::user::CliArgs) -> Result<(SessionConfig, Figment)> {
     let (app, figment) = load_app(cli)?;
     let config = app.resolve(cli)?;
     Ok((config, figment))
@@ -645,9 +645,9 @@ pub fn reload_for_model(app: &AppConfig, prompt_file: &str) -> Result<(String, V
         return Ok((content, Vec::new()));
     }
 
-    let system_prompt = crate::user::identity::assemble_system_prompt();
+    let system_prompt = crate::mind::identity::assemble_system_prompt();
     let context_groups = get().context_groups.clone();
-    let (context_parts, _, _) = crate::user::identity::assemble_context_message(&cwd, prompt_file, app.memory_project.as_deref(), &context_groups)?;
+    let (context_parts, _, _) = crate::mind::identity::assemble_context_message(&cwd, prompt_file, app.memory_project.as_deref(), &context_groups)?;
     Ok((system_prompt, context_parts))
 }
 

src/lib.rs

@@ -23,9 +23,12 @@ macro_rules! dbglog {
     }};
 }
 
-// Agent infrastructure
+// User interface (TUI, CLI)
 pub mod user;
 
+// Cognitive layer (session state machine, DMN, identity)
+pub mod mind;
+
 // Shared cognitive infrastructure — used by both agent and subconscious
 pub mod agent;
 

src/mind/mod.rs

@@ -0,0 +1,935 @@
+// mind/ — Cognitive layer
+//
+// Session state machine, DMN, identity, observation socket.
+// Everything about how the mind operates, separate from the
+// user interface (TUI, CLI) and the agent execution (tools, API).
+
+pub mod dmn;
+pub mod identity;
+pub mod observe;
+
+// consciousness.rs — Session state machine and event loop
+//
+// The core runtime for the consciousness binary. Session manages turns,
+// DMN state, compaction, scoring, and slash commands. The event loop
+// bridges Session (cognitive state) with App (TUI rendering).
+//
+// The event loop uses biased select! so priorities are deterministic:
+// keyboard events > turn results > render ticks > DMN timer > UI messages.
+
+use anyhow::Result;
+use crossterm::event::{Event, EventStream, KeyEventKind};
+use futures::StreamExt;
+use std::sync::Arc;
+use std::time::{Duration, Instant};
+use tokio::sync::{mpsc, Mutex};
+
+use crate::agent::{Agent, TurnResult};
+use crate::agent::api::ApiClient;
+use crate::agent::api::types as api_types;
+use crate::config::{self, AppConfig, SessionConfig};
+use crate::dbglog;
+use crate::user::{self as tui, HotkeyAction};
+use crate::user::ui_channel::{self, ContextInfo, StatusInfo, StreamTarget, UiMessage};
+use crate::user::log;
+
+/// Compaction threshold — context is rebuilt when prompt tokens exceed this.
+fn compaction_threshold(app: &AppConfig) -> u32 {
+    (crate::agent::context::context_window() as u32) * app.compaction.hard_threshold_pct / 100
+}
+
+/// Commands that are handled in the main loop, not sent to the agent.
+enum Command {
+    Quit,
+    Handled,
+    None,
+}
+
+// --- Session: all mutable state for a running agent session ---
+
+/// Collects the ~15 loose variables that previously lived in run()
+/// into a coherent struct with methods. The event loop dispatches
+/// to Session methods; Session manages turns, compaction, DMN state,
+/// and slash commands.
+pub struct Session {
+    agent: Arc<Mutex<Agent>>,
+    config: SessionConfig,
+    ui_tx: ui_channel::UiSender,
+    turn_tx: mpsc::Sender<(Result<TurnResult>, StreamTarget)>,
+    // DMN state
+    dmn: dmn::State,
+    dmn_turns: u32,
+    max_dmn_turns: u32,
+
+    // Turn tracking
+    turn_in_progress: bool,
+    turn_handle: Option<tokio::task::JoinHandle<()>>,
+    /// User messages received while a turn is in progress.
+    /// Consolidated into one message (newline-separated) so the
+    /// model sees everything the user typed, not just the first line.
+    pending_input: Option<String>,
+
+    // Per-turn tracking for DMN context
+    last_user_input: Instant,
+    consecutive_errors: u32,
+    last_turn_had_tools: bool,
+
+    // Subconscious orchestration
+    agent_cycles: crate::subconscious::subconscious::AgentCycleState,
+    /// Latest memory importance scores from full matrix scoring (manual /score).
+    memory_scores: Option<crate::agent::training::MemoryScore>,
+    /// Whether a full matrix /score task is currently running.
+    scoring_in_flight: bool,
+}
+
+impl Session {
+    fn new(
+        agent: Arc<Mutex<Agent>>,
+        config: SessionConfig,
+        ui_tx: ui_channel::UiSender,
+        turn_tx: mpsc::Sender<(Result<TurnResult>, StreamTarget)>,
+    ) -> Self {
+        let max_dmn_turns = config.app.dmn.max_turns;
+
+        Self {
+            agent,
+            config,
+            ui_tx,
+            turn_tx,
+            dmn: if dmn::is_off() {
+                dmn::State::Off
+            } else {
+                dmn::State::Resting { since: Instant::now() }
+            },
+            dmn_turns: 0,
+            max_dmn_turns,
+            turn_in_progress: false,
+            turn_handle: None,
+            pending_input: None,
+            last_user_input: Instant::now(),
+            consecutive_errors: 0,
+            last_turn_had_tools: false,
+            agent_cycles: crate::subconscious::subconscious::AgentCycleState::new(""),
+            memory_scores: None,
+            scoring_in_flight: false,
+        }
+    }
+
+    /// How long before the next DMN tick.
+    fn dmn_interval(&self) -> Duration {
+        self.dmn.interval()
+    }
+
+    /// Spawn an agent turn in a background task.
+    fn spawn_turn(&mut self, input: String, target: StreamTarget) {
+        let agent = self.agent.clone();
+        let ui_tx = self.ui_tx.clone();
+        let result_tx = self.turn_tx.clone();
+        self.turn_in_progress = true;
+        self.turn_handle = Some(tokio::spawn(async move {
+            let mut agent = agent.lock().await;
+            let result = agent.turn(&input, &ui_tx, target).await;
+            let _ = result_tx.send((result, target)).await;
+        }));
+    }
+
+    /// Submit user input — either queue it (if a turn is running) or
+    /// start a new turn immediately.
+    fn submit_input(&mut self, input: String) {
+        if self.turn_in_progress {
+            match &mut self.pending_input {
+                Some(existing) => {
+                    existing.push('\n');
+                    existing.push_str(&input);
+                }
+                None => self.pending_input = Some(input.clone()),
+            }
+            let _ = self.ui_tx.send(UiMessage::Info("(queued)".into()));
+        } else {
+            self.dmn_turns = 0;
+            self.consecutive_errors = 0;
+            self.last_user_input = Instant::now();
+            self.dmn = dmn::State::Engaged;
+            let _ = self.ui_tx.send(UiMessage::UserInput(input.clone()));
+            self.update_status();
+            self.spawn_turn(input, StreamTarget::Conversation);
+        }
+    }
+
+    /// Process a completed turn: update DMN state, check compaction,
+    /// drain any queued input.
+    async fn handle_turn_result(
+        &mut self,
+        result: Result<TurnResult>,
+        target: StreamTarget,
+    ) {
+        self.turn_in_progress = false;
+        self.turn_handle = None;
+
+        match result {
+            Ok(turn_result) => {
+                if turn_result.tool_errors > 0 {
+                    self.consecutive_errors += turn_result.tool_errors;
+                } else {
+                    self.consecutive_errors = 0;
+                }
+                self.last_turn_had_tools = turn_result.had_tool_calls;
+                self.dmn = dmn::transition(
+                    &self.dmn,
+                    turn_result.yield_requested,
+                    turn_result.had_tool_calls,
+                    target == StreamTarget::Conversation,
+                );
+                if turn_result.dmn_pause {
+                    self.dmn = dmn::State::Paused;
+                    self.dmn_turns = 0;
+                    let _ = self.ui_tx.send(UiMessage::Info(
+                        "DMN paused (agent requested). Ctrl+P or /wake to resume.".into(),
+                    ));
+                }
+                if let Some(model_name) = turn_result.model_switch {
+                    self.switch_model(&model_name).await;
+                }
+            }
+            Err(e) => {
+                self.consecutive_errors += 1;
+                let msg = match target {
+                    StreamTarget::Autonomous => {
+                        UiMessage::DmnAnnotation(format!("[error: {:#}]", e))
+                    }
+                    StreamTarget::Conversation => {
+                        UiMessage::Info(format!("Error: {:#}", e))
+                    }
+                };
+                let _ = self.ui_tx.send(msg);
+                self.dmn = dmn::State::Resting {
+                    since: Instant::now(),
+                };
+            }
+        }
+
+        self.update_status();
+        self.check_compaction().await;
+        self.maybe_start_memory_scoring().await;
+        self.drain_pending();
+    }
+
+    /// Spawn incremental memory scoring if not already running.
+    async fn maybe_start_memory_scoring(&mut self) {
+        {
+            let agent = self.agent.lock().await;
+            if agent.agent_cycles.memory_scoring_in_flight {
+                return;
+            }
+        }
+
+        let (context, client, cursor) = {
+            let mut agent = self.agent.lock().await;
+            let cursor = agent.agent_cycles.memory_score_cursor;
+            agent.agent_cycles.memory_scoring_in_flight = true;
+            (agent.context.clone(), agent.client_clone(), cursor)
+        };
+
+        let agent = self.agent.clone();
+        let ui_tx = self.ui_tx.clone();
+        tokio::spawn(async move {
+            let result = crate::agent::training::score_memories_incremental(
+                &context, cursor, &client, &ui_tx,
+            ).await;
+
+            let mut agent = agent.lock().await;
+            agent.agent_cycles.memory_scoring_in_flight = false;
+            match result {
+                Ok((new_cursor, scores)) => {
+                    agent.agent_cycles.memory_score_cursor = new_cursor;
+                    agent.agent_cycles.memory_scores.extend(scores);
+                    let _ = ui_tx.send(UiMessage::AgentUpdate(agent.agent_cycles.snapshots()));
+                }
+                Err(e) => {
+                    let _ = ui_tx.send(UiMessage::Debug(format!(
+                        "[memory-scoring] failed: {:#}", e,
+                    )));
+                }
+            }
+        });
+    }
+
+    /// Check if compaction is needed after a turn.
+    async fn check_compaction(&mut self) {
+        let mut agent_guard = self.agent.lock().await;
+        let tokens = agent_guard.last_prompt_tokens();
+        let threshold = compaction_threshold(&self.config.app);
+
+        if tokens > threshold {
+            let _ = self.ui_tx.send(UiMessage::Info(format!(
+                "[compaction: {}K > {}K threshold]",
+                tokens / 1000,
+                threshold / 1000,
+            )));
+            agent_guard.compact();
+            let _ = self.ui_tx.send(UiMessage::Info(
+                "[compacted — journal + recent messages]".into(),
+            ));
+            self.send_context_info();
+        }
+    }
+
+    /// Send any consolidated pending input as a single turn.
+    fn drain_pending(&mut self) {
+        if let Some(queued) = self.pending_input.take() {
+            self.dmn_turns = 0;
+            self.consecutive_errors = 0;
+            self.last_user_input = Instant::now();
+            self.dmn = dmn::State::Engaged;
+            let _ = self.ui_tx.send(UiMessage::UserInput(queued.clone()));
+            self.update_status();
+            self.spawn_turn(queued, StreamTarget::Conversation);
+        }
+    }
+
+    /// Fire a DMN tick: check max turns, generate prompt, spawn turn.
+    fn dmn_tick(&mut self) {
+        if matches!(self.dmn, dmn::State::Paused | dmn::State::Off) {
+            return;
+        }
+
+        self.dmn_turns += 1;
+        if self.dmn_turns > self.max_dmn_turns {
+            let _ = self.ui_tx.send(UiMessage::DmnAnnotation(format!(
+                "[dmn: {} consecutive turns, resting (limit: {})]",
+                self.dmn_turns - 1,
+                self.max_dmn_turns,
+            )));
+            self.dmn = dmn::State::Resting {
+                since: Instant::now(),
+            };
+            self.dmn_turns = 0;
+            self.update_status();
+            return;
+        }
+
+        let dmn_ctx = dmn::DmnContext {
+            user_idle: self.last_user_input.elapsed(),
+            consecutive_errors: self.consecutive_errors,
+            last_turn_had_tools: self.last_turn_had_tools,
+        };
+        let prompt = self.dmn.prompt(&dmn_ctx);
+        let _ = self.ui_tx.send(UiMessage::DmnAnnotation(format!(
+            "[dmn: {} ({}/{})]",
+            self.dmn.label(),
+            self.dmn_turns,
+            self.max_dmn_turns,
+        )));
+        self.update_status();
+        self.spawn_turn(prompt, StreamTarget::Autonomous);
+    }
+
+    /// Handle slash commands. Returns how the main loop should respond.
+    async fn handle_command(&mut self, input: &str) -> Command {
+        const COMMANDS: &[(&str, &str)] = &[
+            ("/quit",    "Exit consciousness"),
+            ("/new",     "Start fresh session (saves current)"),
+            ("/save",    "Save session to disk"),
+            ("/retry",   "Re-run last turn"),
+            ("/model",   "Show/switch model (/model <name>)"),
+            ("/score",   "Score memory importance"),
+            ("/dmn",     "Show DMN state"),
+            ("/sleep",   "Put DMN to sleep"),
+            ("/wake",    "Wake DMN to foraging"),
+            ("/pause",   "Full stop — no autonomous ticks (Ctrl+P)"),
+            ("/test",    "Run tool smoke tests"),
+            ("/help",    "Show this help"),
+        ];
+
+        match input {
+            "/quit" | "/exit" => Command::Quit,
+            "/save" => {
+                let _ = self.ui_tx.send(UiMessage::Info(
+                    "Conversation is saved automatically (append-only log).".into()
+                ));
+                Command::Handled
+            }
+            "/new" | "/clear" => {
+                if self.turn_in_progress {
+                    let _ = self.ui_tx.send(UiMessage::Info("(turn in progress, please wait)".into()));
+                    return Command::Handled;
+                }
+                {
+                    let new_log = log::ConversationLog::new(
+                        self.config.session_dir.join("conversation.jsonl"),
+                    ).ok();
+                    let mut agent_guard = self.agent.lock().await;
+                    let shared_ctx = agent_guard.shared_context.clone();
+                    let shared_tools = agent_guard.active_tools.clone();
+                    *agent_guard = Agent::new(
+                        ApiClient::new(&self.config.api_base, &self.config.api_key, &self.config.model),
+                        self.config.system_prompt.clone(),
+                        self.config.context_parts.clone(),
+                        self.config.app.clone(),
+                        self.config.prompt_file.clone(),
+                        new_log,
+                        shared_ctx,
+                        shared_tools,
+                    );
+                }
+                self.dmn = dmn::State::Resting { since: Instant::now() };
+                let _ = self.ui_tx.send(UiMessage::Info("New session started.".into()));
+                Command::Handled
+            }
+            "/model" => {
+                if let Ok(agent) = self.agent.try_lock() {
+                    let _ = self.ui_tx.send(UiMessage::Info(format!("Current model: {}", agent.model())));
+                    let names = self.config.app.model_names();
+                    if !names.is_empty() {
+                        let _ = self.ui_tx.send(UiMessage::Info(format!("Available: {}", names.join(", "))));
+                    }
+                } else {
+                    let _ = self.ui_tx.send(UiMessage::Info("(busy)".into()));
+                }
+                Command::Handled
+            }
+            "/score" => {
+                if self.scoring_in_flight {
+                    let _ = self.ui_tx.send(UiMessage::Info("(scoring already in progress)".into()));
+                    return Command::Handled;
+                }
+                let (context, client) = {
+                    let agent = self.agent.lock().await;
+                    (agent.context.clone(), agent.client_clone())
+                };
+                self.scoring_in_flight = true;
+                let agent = self.agent.clone();
+                let ui_tx = self.ui_tx.clone();
+                tokio::spawn(async move {
+                    let result = crate::agent::training::score_memories(
+                        &context, &client, &ui_tx,
+                    ).await;
+                    let agent = agent.lock().await;
+                    match result {
+                        Ok(scores) => {
+                            agent.publish_context_state_with_scores(Some(&scores));
+                        }
+                        Err(e) => {
+                            let _ = ui_tx.send(UiMessage::Info(format!("[scoring failed: {:#}]", e)));
+                        }
+                    }
+                });
+                Command::Handled
+            }
+            "/dmn" => {
+                let _ = self.ui_tx.send(UiMessage::Info(format!("DMN state: {:?}", self.dmn)));
+                let _ = self.ui_tx.send(UiMessage::Info(format!("Next tick in: {:?}", self.dmn.interval())));
+                let _ = self.ui_tx.send(UiMessage::Info(format!(
+                    "Consecutive DMN turns: {}/{}", self.dmn_turns, self.max_dmn_turns,
+                )));
+                Command::Handled
+            }
+            "/sleep" => {
+                self.dmn = dmn::State::Resting { since: Instant::now() };
+                self.dmn_turns = 0;
+                let _ = self.ui_tx.send(UiMessage::Info(
+                    "DMN sleeping (heartbeat every 5 min). Type anything to wake.".into(),
+                ));
+                Command::Handled
+            }
+            "/wake" => {
+                let was_paused = matches!(self.dmn, dmn::State::Paused | dmn::State::Off);
+                if matches!(self.dmn, dmn::State::Off) {
+                    dmn::set_off(false);
+                }
+                self.dmn = dmn::State::Foraging;
+                self.dmn_turns = 0;
+                let msg = if was_paused { "DMN unpaused — entering foraging mode." }
+                    else { "DMN waking — entering foraging mode." };
+                let _ = self.ui_tx.send(UiMessage::Info(msg.into()));
+                self.update_status();
+                Command::Handled
+            }
+            "/pause" => {
+                self.dmn = dmn::State::Paused;
+                self.dmn_turns = 0;
+                let _ = self.ui_tx.send(UiMessage::Info(
+                    "DMN paused — no autonomous ticks. Ctrl+P or /wake to resume.".into(),
+                ));
+                self.update_status();
+                Command::Handled
+            }
+            "/retry" => {
+                if self.turn_in_progress {
+                    let _ = self.ui_tx.send(UiMessage::Info("(turn in progress, please wait)".into()));
+                    return Command::Handled;
+                }
+                let mut agent_guard = self.agent.lock().await;
+                let entries = agent_guard.entries_mut();
+                let mut last_user_text = None;
+                while let Some(entry) = entries.last() {
+                    if entry.message().role == api_types::Role::User {
+                        last_user_text = Some(entries.pop().unwrap().message().content_text().to_string());
+                        break;
+                    }
+                    entries.pop();
+                }
+                drop(agent_guard);
+                match last_user_text {
+                    Some(text) => {
+                        let preview_len = text.len().min(60);
+                        let _ = self.ui_tx.send(UiMessage::Info(format!("(retrying: {}...)", &text[..preview_len])));
+                        self.dmn_turns = 0;
+                        self.dmn = dmn::State::Engaged;
+                        self.spawn_turn(text, StreamTarget::Conversation);
+                    }
+                    None => {
+                        let _ = self.ui_tx.send(UiMessage::Info("(nothing to retry)".into()));
+                    }
+                }
+                Command::Handled
+            }
+            "/help" => {
+                for (name, desc) in COMMANDS {
+                    let _ = self.ui_tx.send(UiMessage::Info(format!("  {:12} {}", name, desc)));
+                }
+                let _ = self.ui_tx.send(UiMessage::Info(String::new()));
+                let _ = self.ui_tx.send(UiMessage::Info(
+                    "Keys: Tab=pane  ^Up/Down=scroll  PgUp/PgDn=scroll  Mouse=click/scroll".into(),
+                ));
+                let _ = self.ui_tx.send(UiMessage::Info(
+                    "      Alt+Enter=newline  Esc=interrupt  ^P=pause  ^R=reasoning  ^K=kill  F10=context  F2=agents".into(),
+                ));
+                let _ = self.ui_tx.send(UiMessage::Info(
+                    "      Shift+click for native text selection (copy/paste)".into(),
+                ));
+                Command::Handled
+            }
+            cmd if cmd.starts_with("/model ") => {
+                let name = cmd[7..].trim();
+                if name.is_empty() {
+                    let _ = self.ui_tx.send(UiMessage::Info("Usage: /model <name>".into()));
+                    return Command::Handled;
+                }
+                self.switch_model(name).await;
+                Command::Handled
+            }
+            _ => Command::None,
+        }
+    }
+
+    /// Interrupt: kill processes, abort current turn, clear pending queue.
+    async fn interrupt(&mut self) {
+        let count = {
+            let agent = self.agent.lock().await;
+            let mut tools = agent.active_tools.lock().unwrap();
+            let count = tools.len();
+            for entry in tools.drain(..) {
+                entry.handle.abort();
+            }
+            count
+        };
+        if count == 0 {
+            if let Some(handle) = self.turn_handle.take() {
+                handle.abort();
+                self.turn_in_progress = false;
+                self.dmn = dmn::State::Resting { since: Instant::now() };
+                self.update_status();
+                let _ = self.ui_tx.send(UiMessage::Activity(String::new()));
+            }
+        }
+        self.pending_input = None;
+        let killed = count;
+        if killed > 0 || self.turn_in_progress {
+            let _ = self.ui_tx.send(UiMessage::Info(format!(
+                "(interrupted — killed {} process(es), turn aborted)", killed,
+            )));
+        } else {
+            let _ = self.ui_tx.send(UiMessage::Info("(interrupted)".into()));
+        }
+    }
+
+    /// Cycle reasoning effort: none → low → high → none.
+    fn cycle_reasoning(&mut self, app: &mut tui::App) {
+        if let Ok(mut agent_guard) = self.agent.try_lock() {
+            let next = match agent_guard.reasoning_effort.as_str() {
+                "none" => "low",
+                "low" => "high",
+                _ => "none",
+            };
+            agent_guard.reasoning_effort = next.to_string();
+            app.reasoning_effort = next.to_string();
+            let label = match next {
+                "none" => "off (monologue hidden)",
+                "low" => "low (brief monologue)",
+                "high" => "high (full monologue)",
+                _ => next,
+            };
+            let _ = self.ui_tx.send(UiMessage::Info(format!("Reasoning: {} — ^R to cycle", label)));
+        } else {
+            let _ = self.ui_tx.send(UiMessage::Info(
+                "(agent busy — reasoning change takes effect next turn)".into(),
+            ));
+        }
+    }
+
+    /// Show and kill running tool calls (Ctrl+K).
+    async fn kill_processes(&mut self) {
+        let active_tools = self.agent.lock().await.active_tools.clone();
+        let mut tools = active_tools.lock().unwrap();
+        if tools.is_empty() {
+            let _ = self.ui_tx.send(UiMessage::Info("(no running tool calls)".into()));
+        } else {
+            for entry in tools.drain(..) {
+                let elapsed = entry.started.elapsed();
+                let _ = self.ui_tx.send(UiMessage::Info(format!(
+                    "  killing {} ({:.0}s): {}", entry.name, elapsed.as_secs_f64(), entry.detail,
+                )));
+                entry.handle.abort();
+            }
+        }
+    }
+
+    /// Cycle DMN autonomy: foraging → resting → paused → off → foraging.
+    fn cycle_autonomy(&mut self) {
+        let (new_state, label) = match &self.dmn {
+            dmn::State::Engaged | dmn::State::Working | dmn::State::Foraging => {
+                (dmn::State::Resting { since: Instant::now() }, "resting")
+            }
+            dmn::State::Resting { .. } => (dmn::State::Paused, "PAUSED"),
+            dmn::State::Paused => {
+                dmn::set_off(true);
+                (dmn::State::Off, "OFF (persists across restarts)")
+            }
+            dmn::State::Off => {
+                dmn::set_off(false);
+                (dmn::State::Foraging, "foraging")
+            }
+        };
+        self.dmn = new_state;
+        self.dmn_turns = 0;
+        let _ = self.ui_tx.send(UiMessage::Info(format!("DMN → {} (Ctrl+P to cycle)", label)));
+        self.update_status();
+    }
+
+    /// Switch to a named model from the config registry.
+    async fn switch_model(&mut self, name: &str) {
+        if self.turn_in_progress {
+            let _ = self.ui_tx.send(UiMessage::Info("(turn in progress, please wait)".into()));
+            return;
+        }
+
+        let resolved = match self.config.app.resolve_model(name) {
+            Ok(r) => r,
+            Err(e) => {
+                let _ = self.ui_tx.send(UiMessage::Info(format!("{}", e)));
+                return;
+            }
+        };
+
+        let new_client = ApiClient::new(&resolved.api_base, &resolved.api_key, &resolved.model_id);
+
+        let prompt_changed = resolved.prompt_file != self.config.prompt_file;
+        let mut agent_guard = self.agent.lock().await;
+        agent_guard.swap_client(new_client);
+
+        self.config.model = resolved.model_id.clone();
+        self.config.api_base = resolved.api_base;
+        self.config.api_key = resolved.api_key;
+
+        if prompt_changed {
+            self.config.prompt_file = resolved.prompt_file.clone();
+            agent_guard.prompt_file = resolved.prompt_file.clone();
+            agent_guard.compact();
+            let _ = self.ui_tx.send(UiMessage::Info(format!(
+                "Switched to {} ({}) — prompt: {}, recompacted",
+                name, resolved.model_id, resolved.prompt_file,
+            )));
+        } else {
+            let _ = self.ui_tx.send(UiMessage::Info(format!(
+                "Switched to {} ({})", name, resolved.model_id,
+            )));
+        }
+
+        drop(agent_guard);
+        self.update_status();
+        self.send_context_info();
+    }
+
+    fn load_context_groups(&self) -> Vec<config::ContextGroup> {
+        config::get().context_groups.clone()
+    }
+
+    fn send_context_info(&self) {
+        let context_groups = self.load_context_groups();
+        let (instruction_files, memory_files) = identity::context_file_info(
+            &self.config.prompt_file,
+            self.config.app.memory_project.as_deref(),
+            &context_groups,
+        );
+        let _ = self.ui_tx.send(UiMessage::ContextInfoUpdate(ContextInfo {
+            model: self.config.model.clone(),
+            available_models: self.config.app.model_names(),
+            prompt_file: self.config.prompt_file.clone(),
+            backend: self.config.app.backend.clone(),
+            instruction_files,
+            memory_files,
+            system_prompt_chars: self.config.system_prompt.len(),
+            context_message_chars: self.config.context_parts.iter().map(|(_, c)| c.len()).sum(),
+        }));
+    }
+
+    fn update_status(&self) {
+        let _ = self.ui_tx.send(UiMessage::StatusUpdate(StatusInfo {
+            dmn_state: self.dmn.label().to_string(),
+            dmn_turns: self.dmn_turns,
+            dmn_max_turns: self.max_dmn_turns,
+            prompt_tokens: 0,
+            completion_tokens: 0,
+            model: String::new(),
+            turn_tools: 0,
+            context_budget: String::new(),
+        }));
+    }
+
+    async fn shutdown(&mut self) {
+        if let Some(handle) = self.turn_handle.take() {
+            handle.abort();
+        }
+    }
+}
+
+// --- Event loop ---
+
+pub async fn run(cli: crate::user::CliArgs) -> Result<()> {
+    let (config, _figment) = config::load_session(&cli)?;
+
+    if config.app.debug {
+        unsafe { std::env::set_var("POC_DEBUG", "1") };
+    }
+
+    // Start channel daemons
+    let mut channel_supervisor = crate::thalamus::supervisor::Supervisor::new();
+    channel_supervisor.load_config();
+    channel_supervisor.ensure_running();
+
+    // Initialize idle state machine
+    let mut idle_state = crate::thalamus::idle::State::new();
+    idle_state.load();
+
+    // Channel status fetcher
+    let (channel_tx, mut channel_rx) = tokio::sync::mpsc::channel::<Vec<(String, bool, u32)>>(4);
+    {
+        let tx = channel_tx.clone();
+        tokio::spawn(async move {
+            let result = crate::thalamus::channels::fetch_all_channels().await;
+            let _ = tx.send(result).await;
+        });
+    }
+
+    let notify_rx = crate::thalamus::channels::subscribe_all();
+    let mut pending_notifications: Vec<crate::thalamus::channels::ChannelNotification> = Vec::new();
+
+    // Create UI channel
+    let (ui_tx, mut ui_rx) = ui_channel::channel();
+
+    // Shared state
+    let shared_context = ui_channel::shared_context_state();
+    let shared_active_tools = ui_channel::shared_active_tools();
+
+    // Initialize TUI
+    let mut terminal = tui::init_terminal()?;
+    let mut app = tui::App::new(config.model.clone(), shared_context.clone(), shared_active_tools.clone());
+
+    // Startup info
+    let _ = ui_tx.send(UiMessage::Info("consciousness v0.3 (tui)".into()));
+    let _ = ui_tx.send(UiMessage::Info(format!(
+        "  model: {} (available: {})", config.model, config.app.model_names().join(", "),
+    )));
+    let client = ApiClient::new(&config.api_base, &config.api_key, &config.model);
+    let _ = ui_tx.send(UiMessage::Info(format!("  api:   {} ({})", config.api_base, client.backend_label())));
+    let _ = ui_tx.send(UiMessage::Info(format!(
+        "  context: {}K chars ({} config, {} memory files)",
+        config.context_parts.iter().map(|(_, c)| c.len()).sum::<usize>() / 1024,
+        config.config_file_count, config.memory_file_count,
+    )));
+
+    let conversation_log_path = config.session_dir.join("conversation.jsonl");
+    let conversation_log = log::ConversationLog::new(conversation_log_path.clone())
+        .expect("failed to create conversation log");
+    let _ = ui_tx.send(UiMessage::Info(format!("  log:   {}", conversation_log.path().display())));
+
+    let agent = Arc::new(Mutex::new(Agent::new(
+        client,
+        config.system_prompt.clone(),
+        config.context_parts.clone(),
+        config.app.clone(),
+        config.prompt_file.clone(),
+        Some(conversation_log),
+        shared_context,
+        shared_active_tools,
+    )));
+
+    // Restore conversation from log
+    {
+        let mut agent_guard = agent.lock().await;
+        if agent_guard.restore_from_log() {
+            ui_channel::replay_session_to_ui(agent_guard.entries(), &ui_tx);
+            let _ = ui_tx.send(UiMessage::Info("--- restored from conversation log ---".into()));
+        }
+    }
+
+    // Send initial budget to status bar
+    {
+        let agent_guard = agent.lock().await;
+        let _ = ui_tx.send(UiMessage::StatusUpdate(StatusInfo {
+            dmn_state: "resting".to_string(),
+            dmn_turns: 0, dmn_max_turns: 0,
+            prompt_tokens: 0, completion_tokens: 0,
+            model: agent_guard.model().to_string(),
+            turn_tools: 0,
+            context_budget: agent_guard.budget().status_string(),
+        }));
+    }
+
+    let (turn_tx, mut turn_rx) = mpsc::channel::<(Result<TurnResult>, StreamTarget)>(1);
+
+    let mut session = Session::new(agent, config, ui_tx.clone(), turn_tx);
+    session.update_status();
+    session.send_context_info();
+
+    // Start observation socket
+    let socket_path = session.config.session_dir.join("agent.sock");
+    let (observe_input_tx, mut observe_input_rx) = observe::input_channel();
+    observe::start(socket_path, ui_tx.subscribe(), observe_input_tx);
+
+    let mut reader = EventStream::new();
+
+    let mut render_interval = tokio::time::interval(Duration::from_millis(50));
+    render_interval.set_missed_tick_behavior(tokio::time::MissedTickBehavior::Skip);
+    let mut dirty = true;
+
+    terminal.hide_cursor()?;
+
+    // Initial render
+    app.drain_messages(&mut ui_rx);
+    terminal.draw(|f| app.draw(f))?;
+
+    loop {
+        let timeout = session.dmn_interval();
+
+        tokio::select! {
+            biased;
+
+            maybe_event = reader.next() => {
+                match maybe_event {
+                    Some(Ok(Event::Key(key))) => {
+                        if key.kind != KeyEventKind::Press { continue; }
+                        app.handle_key(key);
+                        idle_state.user_activity();
+                        if app.screen == tui::Screen::Thalamus {
+                            let tx = channel_tx.clone();
+                            tokio::spawn(async move {
+                                let result = crate::thalamus::channels::fetch_all_channels().await;
+                                let _ = tx.send(result).await;
+                            });
+                        }
+                        dirty = true;
+                    }
+                    Some(Ok(Event::Mouse(mouse))) => {
+                        app.handle_mouse(mouse);
+                        dirty = true;
+                    }
+                    Some(Ok(Event::Resize(w, h))) => {
+                        app.handle_resize(w, h);
+                        terminal.clear()?;
+                        dirty = true;
+                    }
+                    Some(Err(_)) => break,
+                    None => break,
+                    _ => continue,
+                }
+            }
+
+            Some(line) = observe_input_rx.recv() => {
+                app.submitted.push(line);
+                dirty = true;
+            }
+
+            Some((result, target)) = turn_rx.recv() => {
+                session.handle_turn_result(result, target).await;
+                idle_state.response_activity();
+                dirty = true;
+            }
+
+            _ = render_interval.tick() => {
+                let new_count = session.agent.lock().await.active_tools.lock().unwrap().len() as u32;
+                if new_count != app.running_processes {
+                    app.running_processes = new_count;
+                    dirty = true;
+                }
+                idle_state.decay_ewma();
+                app.update_idle(&idle_state);
+
+                while let Ok(notif) = notify_rx.try_recv() {
+                    pending_notifications.push(notif);
+                    let tx = channel_tx.clone();
+                    tokio::spawn(async move {
+                        let result = crate::thalamus::channels::fetch_all_channels().await;
+                        let _ = tx.send(result).await;
+                    });
+                }
+            }
+
+            _ = tokio::time::sleep(timeout), if !session.turn_in_progress => {
+                session.dmn_tick();
+                dirty = true;
+            }
+
+            Some(channels) = channel_rx.recv() => {
+                app.set_channel_status(channels);
+                dirty = true;
+            }
+
+            Some(msg) = ui_rx.recv() => {
+                app.handle_ui_message(msg);
+                dirty = true;
+            }
+        }
+
+        // Process submitted input
+        let submitted: Vec<String> = app.submitted.drain(..).collect();
+        for input in submitted {
+            let input = input.trim().to_string();
+            if input.is_empty() { continue; }
+            match session.handle_command(&input).await {
+                Command::Quit => app.should_quit = true,
+                Command::Handled => {}
+                Command::None => session.submit_input(input),
+            }
+        }
+
+        // Process hotkey actions
+        let actions: Vec<HotkeyAction> = app.hotkey_actions.drain(..).collect();
+        for action in actions {
+            match action {
+                HotkeyAction::CycleReasoning => session.cycle_reasoning(&mut app),
+                HotkeyAction::KillProcess => session.kill_processes().await,
+                HotkeyAction::Interrupt => session.interrupt().await,
+                HotkeyAction::CycleAutonomy => session.cycle_autonomy(),
+            }
+        }
+
+        if app.drain_messages(&mut ui_rx) {
+            dirty = true;
+        }
+
+        if dirty {
+            terminal.draw(|f| app.draw(f))?;
+            dirty = false;
+        }
+
+        if app.should_quit {
+            break;
+        }
+    }
+
+    session.shutdown().await;
+    tui::restore_terminal(&mut terminal)?;
+    Ok(())
+}

src/subconscious/subconscious.rs

@@ -95,11 +95,21 @@ impl SavedAgentState {
 /// Persistent state for the agent orchestration cycle.
 /// Created once, `trigger()` called on each user message.
 /// TUI reads snapshots for display.
+///
+/// TODO: surface-observe, journal, reflect agents currently spawn child
+/// processes (legacy from the Claude Code hook path). They should be
+/// converted to async tasks using the ApiClient, like memory scoring.
 pub struct AgentCycleState {
     output_dir: PathBuf,
     log_file: Option<File>,
     pub agents: Vec<AgentInfo>,
     pub last_output: AgentCycleOutput,
+    /// Incremental memory scoring — entry index to resume from.
+    pub memory_score_cursor: usize,
+    /// Whether incremental memory scoring is currently running.
+    pub memory_scoring_in_flight: bool,
+    /// Latest per-memory scores from incremental scoring.
+    pub memory_scores: Vec<(String, f64)>,
 }
 
 const AGENT_CYCLE_NAMES: &[&str] = &["surface-observe", "journal", "reflect"];
@@ -126,6 +136,9 @@ impl AgentCycleState {
                 reflection: None,
                 sleep_secs: None,
             },
+            memory_score_cursor: 0,
+            memory_scoring_in_flight: false,
+            memory_scores: Vec::new(),
         }
     }
 
@@ -171,7 +184,20 @@ impl AgentCycleState {
     }
 
     pub fn snapshots(&self) -> Vec<AgentSnapshot> {
-        self.agents.iter().map(|a| a.snapshot()).collect()
+        let mut snaps: Vec<AgentSnapshot> = self.agents.iter().map(|a| a.snapshot()).collect();
+        snaps.push(AgentSnapshot {
+            name: "memory-scoring".to_string(),
+            pid: None,
+            phase: if self.memory_scoring_in_flight {
+                Some(format!("scoring (cursor: {})", self.memory_score_cursor))
+            } else if self.memory_scores.is_empty() {
+                None
+            } else {
+                Some(format!("{} memories scored", self.memory_scores.len()))
+            },
+            log_path: None,
+        });
+        snaps
     }
 
     /// Restore agent state from a saved snapshot (for Claude Code hook path).

src/user/cli.rs

@@ -1,74 +0,0 @@
-// cli.rs — Command-line argument parsing
-//
-// All fields are Option<T> so unset args don't override config file
-// values. The layering order is:
-//   defaults < config file < CLI args
-//
-// Subcommands:
-//   (none)        Launch the TUI agent
-//   read          Print new output since last check and exit
-//   write <msg>   Send a message to the running agent
-
-use clap::{Parser, Subcommand};
-use std::path::PathBuf;
-
-#[derive(Parser, Debug)]
-#[command(name = "consciousness", about = "Substrate-independent AI agent")]
-pub struct CliArgs {
-    /// Select active backend ("anthropic" or "openrouter")
-    #[arg(long)]
-    pub backend: Option<String>,
-
-    /// Model override
-    #[arg(short, long)]
-    pub model: Option<String>,
-
-    /// API key override
-    #[arg(long)]
-    pub api_key: Option<String>,
-
-    /// Base URL override
-    #[arg(long)]
-    pub api_base: Option<String>,
-
-    /// Enable debug logging
-    #[arg(long)]
-    pub debug: bool,
-
-    /// Print effective config with provenance and exit
-    #[arg(long)]
-    pub show_config: bool,
-
-    /// Override all prompt assembly with this file
-    #[arg(long)]
-    pub system_prompt_file: Option<PathBuf>,
-
-    /// Project memory directory
-    #[arg(long)]
-    pub memory_project: Option<PathBuf>,
-
-    /// Max consecutive DMN turns
-    #[arg(long)]
-    pub dmn_max_turns: Option<u32>,
-
-    #[command(subcommand)]
-    pub command: Option<SubCmd>,
-}
-
-#[derive(Subcommand, Debug)]
-pub enum SubCmd {
-    /// Print new output since last read and exit
-    Read {
-        /// Stream output continuously instead of exiting
-        #[arg(short, long)]
-        follow: bool,
-        /// Block until a complete response is received, then exit
-        #[arg(long)]
-        block: bool,
-    },
-    /// Send a message to the running agent
-    Write {
-        /// The message to send
-        message: Vec<String>,
-    },
-}

src/user/mod.rs

@@ -1,19 +1,729 @@
-// agent/ — interactive agent and shared infrastructure
+// user/ — User interface layer
 //
-// Merged from the former poc-agent crate. Contains:
+// TUI, UI channel, parsing. The cognitive layer (session state
-// - api/       — LLM API backends (OpenAI-compatible, Anthropic)
+// machine, DMN, identity) lives in mind/.
-// - types      — Message, ToolDef, ChatRequest, etc.
-// - tools/     — tool definitions and dispatch
-// - ui_channel — streaming UI communication
-// - runner     — the interactive agent loop
-// - cli, context, dmn, identity, log, observe, parsing, tui
-// Config moved to crate::config (unified with memory config)
 
 pub mod ui_channel;
-pub mod cli;
-pub mod dmn;
-pub mod identity;
 pub mod log;
-pub mod observe;
+
-pub mod parsing;
+pub mod chat;
-pub mod tui;
+pub mod context;
+pub mod subconscious;
+pub mod unconscious;
+pub mod thalamus;
+
+// --- TUI infrastructure (moved from tui/mod.rs) ---
+
+use crossterm::{
+    event::{EnableMouseCapture, DisableMouseCapture, KeyCode, KeyEvent, KeyModifiers, MouseEvent, MouseEventKind, MouseButton},
+    terminal::{self, EnterAlternateScreen, LeaveAlternateScreen},
+    ExecutableCommand,
+};
+use ratatui::{
+    backend::CrosstermBackend,
+    layout::Rect,
+    style::{Color, Style},
+    text::{Line, Span},
+    Frame, Terminal,
+};
+use std::io;
+
+use crate::user::ui_channel::{ContextInfo, SharedContextState, StatusInfo, UiMessage};
+
+pub(crate) const SCREEN_LEGEND: &str = " F1=interact  F2=conscious  F3=subconscious  F4=unconscious  F5=thalamus ";
+pub(crate) const SUBCONSCIOUS_AGENTS: &[&str] = &["surface-observe", "journal", "reflect"];
+#[allow(dead_code)]
+pub(crate) const UNCONSCIOUS_AGENTS: &[&str] = &["linker", "organize", "distill", "split"];
+
+pub(crate) fn strip_ansi(text: &str) -> String {
+    let mut out = String::with_capacity(text.len());
+    let mut chars = text.chars().peekable();
+    while let Some(ch) = chars.next() {
+        if ch == '\x1b' {
+            if chars.peek() == Some(&'[') {
+                chars.next();
+                while let Some(&c) = chars.peek() {
+                    if c.is_ascii() && (0x20..=0x3F).contains(&(c as u8)) {
+                        chars.next();
+                    } else {
+                        break;
+                    }
+                }
+                if let Some(&c) = chars.peek() {
+                    if c.is_ascii() && (0x40..=0x7E).contains(&(c as u8)) {
+                        chars.next();
+                    }
+                }
+            } else if let Some(&c) = chars.peek() {
+                if c.is_ascii() && (0x40..=0x5F).contains(&(c as u8)) {
+                    chars.next();
+                }
+            }
+        } else {
+            out.push(ch);
+        }
+    }
+    out
+}
+
+pub(crate) fn is_zero_width(ch: char) -> bool {
+    matches!(ch,
+        '\u{200B}'..='\u{200F}' |
+        '\u{2028}'..='\u{202F}' |
+        '\u{2060}'..='\u{2069}' |
+        '\u{FEFF}'
+    )
+}
+
+/// Which pane receives scroll keys.
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub(crate) enum ActivePane {
+    Autonomous,
+    Conversation,
+    Tools,
+}
+
+const MAX_PANE_LINES: usize = 10_000;
+
+/// Turn marker for the conversation pane gutter.
+#[derive(Clone, Copy, PartialEq, Default)]
+pub(crate) enum Marker {
+    #[default]
+    None,
+    User,
+    Assistant,
+}
+
+pub(crate) struct PaneState {
+    pub(crate) lines: Vec<Line<'static>>,
+    pub(crate) markers: Vec<Marker>,
+    pub(crate) current_line: String,
+    pub(crate) current_color: Color,
+    pub(crate) md_buffer: String,
+    pub(crate) use_markdown: bool,
+    pub(crate) pending_marker: Marker,
+    pub(crate) scroll: u16,
+    pub(crate) pinned: bool,
+    pub(crate) last_total_lines: u16,
+    pub(crate) last_height: u16,
+}
+
+impl PaneState {
+    fn new(use_markdown: bool) -> Self {
+        Self {
+            lines: Vec::new(), markers: Vec::new(),
+            current_line: String::new(), current_color: Color::Reset,
+            md_buffer: String::new(), use_markdown,
+            pending_marker: Marker::None, scroll: 0, pinned: false,
+            last_total_lines: 0, last_height: 20,
+        }
+    }
+
+    fn evict(&mut self) {
+        if self.lines.len() > MAX_PANE_LINES {
+            let excess = self.lines.len() - MAX_PANE_LINES;
+            self.lines.drain(..excess);
+            self.markers.drain(..excess);
+            self.scroll = self.scroll.saturating_sub(excess as u16);
+        }
+    }
+
+    fn append_text(&mut self, text: &str) {
+        let clean = strip_ansi(text);
+        if self.use_markdown {
+            self.md_buffer.push_str(&clean);
+        } else {
+            for ch in clean.chars() {
+                if ch == '\n' {
+                    let line = std::mem::take(&mut self.current_line);
+                    self.lines.push(Line::styled(line, Style::default().fg(self.current_color)));
+                    self.markers.push(Marker::None);
+                } else if ch == '\t' {
+                    self.current_line.push_str("    ");
+                } else if ch.is_control() || is_zero_width(ch) {
+                } else {
+                    self.current_line.push(ch);
+                }
+            }
+        }
+        self.evict();
+    }
+
+    pub(crate) fn flush_pending(&mut self) {
+        if self.use_markdown && !self.md_buffer.is_empty() {
+            let parsed = parse_markdown(&self.md_buffer);
+            for (i, line) in parsed.into_iter().enumerate() {
+                let marker = if i == 0 { std::mem::take(&mut self.pending_marker) } else { Marker::None };
+                self.lines.push(line);
+                self.markers.push(marker);
+            }
+            self.md_buffer.clear();
+        }
+        if !self.current_line.is_empty() {
+            let line = std::mem::take(&mut self.current_line);
+            self.lines.push(Line::styled(line, Style::default().fg(self.current_color)));
+            self.markers.push(std::mem::take(&mut self.pending_marker));
+        }
+    }
+
+    fn push_line(&mut self, line: String, color: Color) {
+        self.push_line_with_marker(line, color, Marker::None);
+    }
+
+    fn push_line_with_marker(&mut self, line: String, color: Color, marker: Marker) {
+        self.flush_pending();
+        self.lines.push(Line::styled(strip_ansi(&line), Style::default().fg(color)));
+        self.markers.push(marker);
+        self.evict();
+    }
+
+    fn scroll_up(&mut self, n: u16) {
+        self.scroll = self.scroll.saturating_sub(n);
+        self.pinned = true;
+    }
+
+    fn scroll_down(&mut self, n: u16) {
+        let max = self.last_total_lines.saturating_sub(self.last_height);
+        self.scroll = (self.scroll + n).min(max);
+        if self.scroll >= max { self.pinned = false; }
+    }
+
+    pub(crate) fn all_lines(&self) -> Vec<Line<'static>> {
+        let (lines, _) = self.all_lines_with_markers();
+        lines
+    }
+
+    pub(crate) fn all_lines_with_markers(&self) -> (Vec<Line<'static>>, Vec<Marker>) {
+        let mut lines: Vec<Line<'static>> = self.lines.clone();
+        let mut markers: Vec<Marker> = self.markers.clone();
+        if self.use_markdown && !self.md_buffer.is_empty() {
+            let parsed = parse_markdown(&self.md_buffer);
+            let count = parsed.len();
+            lines.extend(parsed);
+            if count > 0 {
+                markers.push(self.pending_marker);
+                markers.extend(std::iter::repeat(Marker::None).take(count - 1));
+            }
+        } else if !self.current_line.is_empty() {
+            lines.push(Line::styled(self.current_line.clone(), Style::default().fg(self.current_color)));
+            markers.push(self.pending_marker);
+        }
+        (lines, markers)
+    }
+}
+
+pub(crate) fn new_textarea(lines: Vec<String>) -> tui_textarea::TextArea<'static> {
+    let mut ta = tui_textarea::TextArea::new(lines);
+    ta.set_cursor_line_style(Style::default());
+    ta.set_wrap_mode(tui_textarea::WrapMode::Word);
+    ta
+}
+
+pub(crate) fn parse_markdown(md: &str) -> Vec<Line<'static>> {
+    tui_markdown::from_str(md)
+        .lines
+        .into_iter()
+        .map(|line| {
+            let spans: Vec<Span<'static>> = line.spans.into_iter()
+                .map(|span| Span::styled(span.content.into_owned(), span.style))
+                .collect();
+            let mut result = Line::from(spans).style(line.style);
+            result.alignment = line.alignment;
+            result
+        })
+        .collect()
+}
+
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub enum Screen {
+    Interact, Conscious, Subconscious, Unconscious, Thalamus,
+}
+
+#[derive(Debug)]
+pub enum HotkeyAction {
+    CycleReasoning, KillProcess, Interrupt, CycleAutonomy,
+}
+
+#[derive(Clone)]
+pub(crate) struct IdleInfo {
+    pub user_present: bool,
+    pub since_activity: f64,
+    pub activity_ewma: f64,
+    pub block_reason: String,
+    pub dreaming: bool,
+    pub sleeping: bool,
+}
+
+#[derive(Clone)]
+pub(crate) struct ChannelStatus {
+    pub name: String,
+    pub connected: bool,
+    pub unread: u32,
+}
+
+pub struct App {
+    pub(crate) autonomous: PaneState,
+    pub(crate) conversation: PaneState,
+    pub(crate) tools: PaneState,
+    pub(crate) status: StatusInfo,
+    pub(crate) activity: String,
+    pub(crate) turn_started: Option<std::time::Instant>,
+    pub(crate) call_started: Option<std::time::Instant>,
+    pub(crate) call_timeout_secs: u64,
+    pub(crate) needs_assistant_marker: bool,
+    pub running_processes: u32,
+    pub reasoning_effort: String,
+    pub(crate) active_tools: crate::user::ui_channel::SharedActiveTools,
+    pub(crate) active_pane: ActivePane,
+    pub textarea: tui_textarea::TextArea<'static>,
+    input_history: Vec<String>,
+    history_index: Option<usize>,
+    pub should_quit: bool,
+    pub submitted: Vec<String>,
+    pub hotkey_actions: Vec<HotkeyAction>,
+    pub(crate) pane_areas: [Rect; 3],
+    pub screen: Screen,
+    pub(crate) debug_scroll: u16,
+    pub(crate) debug_selected: Option<usize>,
+    pub(crate) debug_expanded: std::collections::HashSet<usize>,
+    pub(crate) context_info: Option<ContextInfo>,
+    pub(crate) shared_context: SharedContextState,
+    pub(crate) agent_selected: usize,
+    pub(crate) agent_log_view: bool,
+    pub(crate) agent_state: Vec<crate::subconscious::subconscious::AgentSnapshot>,
+    pub(crate) channel_status: Vec<ChannelStatus>,
+    pub(crate) idle_info: Option<IdleInfo>,
+}
+
+impl App {
+    pub fn new(model: String, shared_context: SharedContextState, active_tools: crate::user::ui_channel::SharedActiveTools) -> Self {
+        Self {
+            autonomous: PaneState::new(true),
+            conversation: PaneState::new(true),
+            tools: PaneState::new(false),
+            status: StatusInfo {
+                dmn_state: "resting".into(), dmn_turns: 0, dmn_max_turns: 20,
+                prompt_tokens: 0, completion_tokens: 0, model,
+                turn_tools: 0, context_budget: String::new(),
+            },
+            activity: String::new(),
+            turn_started: None, call_started: None, call_timeout_secs: 60,
+            needs_assistant_marker: false, running_processes: 0,
+            reasoning_effort: "none".to_string(),
+            active_tools, active_pane: ActivePane::Conversation,
+            textarea: new_textarea(vec![String::new()]),
+            input_history: Vec::new(), history_index: None,
+            should_quit: false, submitted: Vec::new(), hotkey_actions: Vec::new(),
+            pane_areas: [Rect::default(); 3],
+            screen: Screen::Interact,
+            debug_scroll: 0, debug_selected: None,
+            debug_expanded: std::collections::HashSet::new(),
+            context_info: None, shared_context,
+            agent_selected: 0, agent_log_view: false, agent_state: Vec::new(),
+            channel_status: Vec::new(), idle_info: None,
+        }
+    }
+
+    pub fn drain_messages(&mut self, rx: &mut crate::user::ui_channel::UiReceiver) -> bool {
+        let mut any = false;
+        while let Ok(msg) = rx.try_recv() {
+            self.handle_ui_message(msg);
+            any = true;
+        }
+        any
+    }
+
+    pub fn handle_ui_message(&mut self, msg: UiMessage) {
+        use crate::user::ui_channel::StreamTarget;
+        match msg {
+            UiMessage::TextDelta(text, target) => match target {
+                StreamTarget::Conversation => {
+                    if self.needs_assistant_marker {
+                        self.conversation.pending_marker = Marker::Assistant;
+                        self.needs_assistant_marker = false;
+                    }
+                    self.conversation.current_color = Color::Reset;
+                    self.conversation.append_text(&text);
+                }
+                StreamTarget::Autonomous => {
+                    self.autonomous.current_color = Color::Reset;
+                    self.autonomous.append_text(&text);
+                }
+            },
+            UiMessage::UserInput(text) => {
+                self.conversation.push_line_with_marker(text, Color::Cyan, Marker::User);
+                self.turn_started = Some(std::time::Instant::now());
+                self.needs_assistant_marker = true;
+                self.status.turn_tools = 0;
+            }
+            UiMessage::ToolCall { name, args_summary } => {
+                self.status.turn_tools += 1;
+                let line = if args_summary.is_empty() { format!("[{}]", name) }
+                    else { format!("[{}] {}", name, args_summary) };
+                self.tools.push_line(line, Color::Yellow);
+            }
+            UiMessage::ToolResult { name: _, result } => {
+                for line in result.lines() {
+                    self.tools.push_line(format!("  {}", line), Color::DarkGray);
+                }
+                self.tools.push_line(String::new(), Color::Reset);
+            }
+            UiMessage::DmnAnnotation(text) => {
+                self.autonomous.push_line(text, Color::Yellow);
+                self.turn_started = Some(std::time::Instant::now());
+                self.needs_assistant_marker = true;
+                self.status.turn_tools = 0;
+            }
+            UiMessage::StatusUpdate(info) => {
+                if !info.dmn_state.is_empty() {
+                    self.status.dmn_state = info.dmn_state;
+                    self.status.dmn_turns = info.dmn_turns;
+                    self.status.dmn_max_turns = info.dmn_max_turns;
+                }
+                if info.prompt_tokens > 0 { self.status.prompt_tokens = info.prompt_tokens; }
+                if !info.model.is_empty() { self.status.model = info.model; }
+                if !info.context_budget.is_empty() { self.status.context_budget = info.context_budget; }
+            }
+            UiMessage::Activity(text) => {
+                if text.is_empty() {
+                    self.call_started = None;
+                } else if self.activity.is_empty() || self.call_started.is_none() {
+                    self.call_started = Some(std::time::Instant::now());
+                    self.call_timeout_secs = crate::config::get().api_stream_timeout_secs;
+                }
+                self.activity = text;
+            }
+            UiMessage::Reasoning(text) => {
+                self.autonomous.current_color = Color::DarkGray;
+                self.autonomous.append_text(&text);
+            }
+            UiMessage::ToolStarted { .. } | UiMessage::ToolFinished { .. } => {}
+            UiMessage::Debug(text) => {
+                self.tools.push_line(format!("[debug] {}", text), Color::DarkGray);
+            }
+            UiMessage::Info(text) => {
+                self.conversation.push_line(text, Color::Cyan);
+            }
+            UiMessage::ContextInfoUpdate(info) => { self.context_info = Some(info); }
+            UiMessage::AgentUpdate(agents) => { self.agent_state = agents; }
+        }
+    }
+
+    pub fn handle_key(&mut self, key: KeyEvent) {
+        if key.modifiers.contains(KeyModifiers::CONTROL) {
+            match key.code {
+                KeyCode::Char('c') => { self.should_quit = true; return; }
+                KeyCode::Char('r') => { self.hotkey_actions.push(HotkeyAction::CycleReasoning); return; }
+                KeyCode::Char('k') => { self.hotkey_actions.push(HotkeyAction::KillProcess); return; }
+                KeyCode::Char('p') => { self.hotkey_actions.push(HotkeyAction::CycleAutonomy); return; }
+                _ => {}
+            }
+        }
+
+        match key.code {
+            KeyCode::F(1) => { self.set_screen(Screen::Interact); return; }
+            KeyCode::F(2) => { self.set_screen(Screen::Conscious); return; }
+            KeyCode::F(3) => { self.set_screen(Screen::Subconscious); return; }
+            KeyCode::F(4) => { self.set_screen(Screen::Unconscious); return; }
+            KeyCode::F(5) => { self.set_screen(Screen::Thalamus); return; }
+            _ => {}
+        }
+
+        match self.screen {
+            Screen::Subconscious => {
+                match key.code {
+                    KeyCode::Up => { self.agent_selected = self.agent_selected.saturating_sub(1); self.debug_scroll = 0; return; }
+                    KeyCode::Down => { self.agent_selected = (self.agent_selected + 1).min(SUBCONSCIOUS_AGENTS.len() - 1); self.debug_scroll = 0; return; }
+                    KeyCode::Enter | KeyCode::Right => { self.agent_log_view = true; self.debug_scroll = 0; return; }
+                    KeyCode::Left | KeyCode::Esc => {
+                        if self.agent_log_view { self.agent_log_view = false; self.debug_scroll = 0; }
+                        else { self.screen = Screen::Interact; }
+                        return;
+                    }
+                    KeyCode::PageUp => { self.debug_scroll = self.debug_scroll.saturating_sub(10); return; }
+                    KeyCode::PageDown => { self.debug_scroll += 10; return; }
+                    _ => {}
+                }
+            }
+            Screen::Conscious => {
+                let cs = self.read_context_state();
+                let n = self.debug_item_count(&cs);
+                match key.code {
+                    KeyCode::Up => {
+                        if n > 0 { self.debug_selected = Some(match self.debug_selected { None => n - 1, Some(0) => 0, Some(i) => i - 1 }); self.scroll_to_selected(n); }
+                        return;
+                    }
+                    KeyCode::Down => {
+                        if n > 0 { self.debug_selected = Some(match self.debug_selected { None => 0, Some(i) if i >= n - 1 => n - 1, Some(i) => i + 1 }); self.scroll_to_selected(n); }
+                        return;
+                    }
+                    KeyCode::PageUp => {
+                        if n > 0 { self.debug_selected = Some(match self.debug_selected { None => 0, Some(i) => i.saturating_sub(20) }); self.scroll_to_selected(n); }
+                        return;
+                    }
+                    KeyCode::PageDown => {
+                        if n > 0 { self.debug_selected = Some(match self.debug_selected { None => 0, Some(i) => (i + 20).min(n - 1) }); self.scroll_to_selected(n); }
+                        return;
+                    }
+                    KeyCode::Right | KeyCode::Enter => { if let Some(idx) = self.debug_selected { self.debug_expanded.insert(idx); } return; }
+                    KeyCode::Left => { if let Some(idx) = self.debug_selected { self.debug_expanded.remove(&idx); } return; }
+                    KeyCode::Esc => { self.screen = Screen::Interact; return; }
+                    _ => {}
+                }
+            }
+            Screen::Unconscious | Screen::Thalamus => {
+                match key.code {
+                    KeyCode::PageUp => { self.debug_scroll = self.debug_scroll.saturating_sub(10); return; }
+                    KeyCode::PageDown => { self.debug_scroll += 10; return; }
+                    KeyCode::Esc => { self.screen = Screen::Interact; return; }
+                    _ => {}
+                }
+            }
+            Screen::Interact => {}
+        }
+
+        match key.code {
+            KeyCode::Esc => { self.hotkey_actions.push(HotkeyAction::Interrupt); }
+            KeyCode::Enter if !key.modifiers.contains(KeyModifiers::ALT) && !key.modifiers.contains(KeyModifiers::SHIFT) => {
+                let input: String = self.textarea.lines().join("\n");
+                if !input.is_empty() {
+                    if self.input_history.last().map_or(true, |h| h != &input) { self.input_history.push(input.clone()); }
+                    self.history_index = None;
+                    self.submitted.push(input);
+                    self.textarea = new_textarea(vec![String::new()]);
+                }
+            }
+            KeyCode::Up if key.modifiers.contains(KeyModifiers::CONTROL) => self.scroll_active_up(3),
+            KeyCode::Down if key.modifiers.contains(KeyModifiers::CONTROL) => self.scroll_active_down(3),
+            KeyCode::Up => {
+                if !self.input_history.is_empty() {
+                    let idx = match self.history_index { None => self.input_history.len() - 1, Some(i) => i.saturating_sub(1) };
+                    self.history_index = Some(idx);
+                    let mut ta = new_textarea(self.input_history[idx].lines().map(String::from).collect());
+                    ta.move_cursor(tui_textarea::CursorMove::End);
+                    self.textarea = ta;
+                }
+            }
+            KeyCode::Down => {
+                if let Some(idx) = self.history_index {
+                    if idx + 1 < self.input_history.len() {
+                        self.history_index = Some(idx + 1);
+                        let mut ta = new_textarea(self.input_history[idx + 1].lines().map(String::from).collect());
+                        ta.move_cursor(tui_textarea::CursorMove::End);
+                        self.textarea = ta;
+                    } else {
+                        self.history_index = None;
+                        self.textarea = new_textarea(vec![String::new()]);
+                    }
+                }
+            }
+            KeyCode::PageUp => self.scroll_active_up(10),
+            KeyCode::PageDown => self.scroll_active_down(10),
+            KeyCode::Tab => {
+                self.active_pane = match self.active_pane {
+                    ActivePane::Autonomous => ActivePane::Tools,
+                    ActivePane::Tools => ActivePane::Conversation,
+                    ActivePane::Conversation => ActivePane::Autonomous,
+                };
+            }
+            _ => { self.textarea.input(key); }
+        }
+    }
+
+    fn scroll_active_up(&mut self, n: u16) {
+        match self.active_pane {
+            ActivePane::Autonomous => self.autonomous.scroll_up(n),
+            ActivePane::Conversation => self.conversation.scroll_up(n),
+            ActivePane::Tools => self.tools.scroll_up(n),
+        }
+    }
+
+    fn scroll_active_down(&mut self, n: u16) {
+        match self.active_pane {
+            ActivePane::Autonomous => self.autonomous.scroll_down(n),
+            ActivePane::Conversation => self.conversation.scroll_down(n),
+            ActivePane::Tools => self.tools.scroll_down(n),
+        }
+    }
+
+    pub fn handle_resize(&mut self, _width: u16, _height: u16) {}
+
+    pub fn handle_mouse(&mut self, mouse: MouseEvent) {
+        match mouse.kind {
+            MouseEventKind::ScrollUp => self.scroll_active_up(3),
+            MouseEventKind::ScrollDown => self.scroll_active_down(3),
+            MouseEventKind::Down(MouseButton::Left) => {
+                let (x, y) = (mouse.column, mouse.row);
+                for (i, area) in self.pane_areas.iter().enumerate() {
+                    if x >= area.x && x < area.x + area.width && y >= area.y && y < area.y + area.height {
+                        self.active_pane = match i { 0 => ActivePane::Autonomous, 1 => ActivePane::Conversation, _ => ActivePane::Tools };
+                        break;
+                    }
+                }
+            }
+            _ => {}
+        }
+    }
+
+    pub fn draw(&mut self, frame: &mut Frame) {
+        let size = frame.area();
+        match self.screen {
+            Screen::Conscious => { self.draw_debug(frame, size); return; }
+            Screen::Subconscious => { self.draw_agents(frame, size); return; }
+            Screen::Unconscious => { self.draw_unconscious(frame, size); return; }
+            Screen::Thalamus => { self.draw_thalamus(frame, size); return; }
+            Screen::Interact => {}
+        }
+        self.draw_main(frame, size);
+    }
+
+    pub fn set_channel_status(&mut self, channels: Vec<(String, bool, u32)>) {
+        self.channel_status = channels.into_iter()
+            .map(|(name, connected, unread)| ChannelStatus { name, connected, unread })
+            .collect();
+    }
+
+    pub fn update_idle(&mut self, state: &crate::thalamus::idle::State) {
+        self.idle_info = Some(IdleInfo {
+            user_present: state.user_present(), since_activity: state.since_activity(),
+            activity_ewma: state.activity_ewma, block_reason: state.block_reason().to_string(),
+            dreaming: state.dreaming, sleeping: state.sleep_until.is_some(),
+        });
+    }
+
+    pub(crate) fn set_screen(&mut self, screen: Screen) {
+        self.screen = screen;
+        self.debug_scroll = 0;
+    }
+}
+
+pub fn init_terminal() -> io::Result<Terminal<CrosstermBackend<io::Stdout>>> {
+    terminal::enable_raw_mode()?;
+    let mut stdout = io::stdout();
+    stdout.execute(EnterAlternateScreen)?;
+    stdout.execute(EnableMouseCapture)?;
+    let backend = CrosstermBackend::new(stdout);
+    Terminal::new(backend)
+}
+
+pub fn restore_terminal(terminal: &mut Terminal<CrosstermBackend<io::Stdout>>) -> io::Result<()> {
+    terminal::disable_raw_mode()?;
+    terminal.backend_mut().execute(DisableMouseCapture)?;
+    terminal.backend_mut().execute(LeaveAlternateScreen)?;
+    terminal.show_cursor()
+}
+
+// --- CLI ---
+
+use clap::{Parser, Subcommand};
+use std::path::PathBuf;
+
+#[derive(Parser, Debug)]
+#[command(name = "consciousness", about = "Substrate-independent AI agent")]
+pub struct CliArgs {
+    /// Select active backend ("anthropic" or "openrouter")
+    #[arg(long)]
+    pub backend: Option<String>,
+
+    /// Model override
+    #[arg(short, long)]
+    pub model: Option<String>,
+
+    /// API key override
+    #[arg(long)]
+    pub api_key: Option<String>,
+
+    /// Base URL override
+    #[arg(long)]
+    pub api_base: Option<String>,
+
+    /// Enable debug logging
+    #[arg(long)]
+    pub debug: bool,
+
+    /// Print effective config with provenance and exit
+    #[arg(long)]
+    pub show_config: bool,
+
+    /// Override all prompt assembly with this file
+    #[arg(long)]
+    pub system_prompt_file: Option<PathBuf>,
+
+    /// Project memory directory
+    #[arg(long)]
+    pub memory_project: Option<PathBuf>,
+
+    /// Max consecutive DMN turns
+    #[arg(long)]
+    pub dmn_max_turns: Option<u32>,
+
+    #[command(subcommand)]
+    pub command: Option<SubCmd>,
+}
+
+#[derive(Subcommand, Debug)]
+pub enum SubCmd {
+    /// Print new output since last read and exit
+    Read {
+        /// Stream output continuously instead of exiting
+        #[arg(short, long)]
+        follow: bool,
+        /// Block until a complete response is received, then exit
+        #[arg(long)]
+        block: bool,
+    },
+    /// Send a message to the running agent
+    Write {
+        /// The message to send
+        message: Vec<String>,
+    },
+}
+
+#[tokio::main]
+pub async fn main() {
+    let cli = CliArgs::parse();
+
+    match &cli.command {
+        Some(SubCmd::Read { follow, block }) => {
+            if let Err(e) = crate::mind::observe::cmd_read_inner(*follow, *block, cli.debug).await {
+                eprintln!("{:#}", e);
+                std::process::exit(1);
+            }
+            return;
+        }
+        Some(SubCmd::Write { message }) => {
+            let msg = message.join(" ");
+            if msg.is_empty() {
+                eprintln!("Usage: consciousness write <message>");
+                std::process::exit(1);
+            }
+            if let Err(e) = crate::mind::observe::cmd_write(&msg, cli.debug).await {
+                eprintln!("{:#}", e);
+                std::process::exit(1);
+            }
+            return;
+        }
+        None => {}
+    }
+
+    if cli.show_config {
+        match crate::config::load_app(&cli) {
+            Ok((app, figment)) => crate::config::show_config(&app, &figment),
+            Err(e) => {
+                eprintln!("Error loading config: {:#}", e);
+                std::process::exit(1);
+            }
+        }
+        return;
+    }
+
+    if let Err(e) = crate::mind::run(cli).await {
+        let _ = crossterm::terminal::disable_raw_mode();
+        let _ = crossterm::execute!(
+            std::io::stdout(),
+            crossterm::terminal::LeaveAlternateScreen
+        );
+        eprintln!("Error: {:#}", e);
+        std::process::exit(1);
+    }
+}

src/user/tui/mod.rs

@@ -1,886 +0,0 @@
-// tui/ — Terminal UI with split panes
-//
-// Four-pane layout:
-//   Left top:    Autonomous output (DMN annotations + model prose)
-//   Left bottom: Conversation (user input + model responses)
-//   Right:       Tool activity (tool calls with full results)
-//   Bottom:      Status bar (DMN state, turns, tokens, model)
-//
-// Uses ratatui + crossterm. The App struct holds all TUI state and
-// handles rendering. Input is processed from crossterm key events.
-//
-// Screen files:
-//   main_screen.rs         — F1 interact (conversation, tools, autonomous)
-//   context_screen.rs      — F2 conscious (context window, model info)
-//   subconscious_screen.rs — F3 subconscious (consolidation agents)
-//   unconscious_screen.rs  — F4 unconscious (memory daemon status)
-
-mod main;
-mod context;
-mod subconscious;
-mod unconscious;
-mod thalamus;
-
-pub(crate) const SCREEN_LEGEND: &str = " F1=interact  F2=conscious  F3=subconscious  F4=unconscious  F5=thalamus ";
-/// Subconscious agents — interact with conscious context
-pub(crate) const SUBCONSCIOUS_AGENTS: &[&str] = &["surface-observe", "journal", "reflect"];
-/// Unconscious agents — background consolidation
-#[allow(dead_code)]
-pub(crate) const UNCONSCIOUS_AGENTS: &[&str] = &["linker", "organize", "distill", "split"];
-
-use crossterm::{
-    event::{EnableMouseCapture, DisableMouseCapture, KeyCode, KeyEvent, KeyModifiers, MouseEvent, MouseEventKind, MouseButton},
-    terminal::{self, EnterAlternateScreen, LeaveAlternateScreen},
-    ExecutableCommand,
-};
-use ratatui::{
-    backend::CrosstermBackend,
-    layout::Rect,
-    style::{Color, Style},
-    text::{Line, Span},
-    Frame, Terminal,
-};
-use std::io;
-
-use crate::user::ui_channel::{ContextInfo, SharedContextState, StatusInfo, UiMessage};
-
-/// Strip ANSI escape sequences (color codes, cursor movement, etc.)
-/// from text so tool output renders cleanly in the TUI.
-pub(crate) fn strip_ansi(text: &str) -> String {
-    let mut out = String::with_capacity(text.len());
-    let mut chars = text.chars().peekable();
-    while let Some(ch) = chars.next() {
-        if ch == '\x1b' {
-            // CSI sequence: ESC [ ... final_byte
-            if chars.peek() == Some(&'[') {
-                chars.next(); // consume '['
-                // Consume parameter bytes (0x30-0x3F), intermediate (0x20-0x2F),
-                // then one final byte (0x40-0x7E)
-                while let Some(&c) = chars.peek() {
-                    if c.is_ascii() && (0x20..=0x3F).contains(&(c as u8)) {
-                        chars.next();
-                    } else {
-                        break;
-                    }
-                }
-                // Final byte
-                if let Some(&c) = chars.peek() {
-                    if c.is_ascii() && (0x40..=0x7E).contains(&(c as u8)) {
-                        chars.next();
-                    }
-                }
-            }
-            // Other escape sequences (ESC + single char)
-            else if let Some(&c) = chars.peek() {
-                if c.is_ascii() && (0x40..=0x5F).contains(&(c as u8)) {
-                    chars.next();
-                }
-            }
-        } else {
-            out.push(ch);
-        }
-    }
-    out
-}
-
-/// Check if a Unicode character is zero-width (invisible but takes space
-/// in the character count, causing rendering artifacts like `[]`).
-pub(crate) fn is_zero_width(ch: char) -> bool {
-    matches!(ch,
-        '\u{200B}'..='\u{200F}' | // zero-width space, joiners, directional marks
-        '\u{2028}'..='\u{202F}' | // line/paragraph separators, embedding
-        '\u{2060}'..='\u{2069}' | // word joiner, invisible operators
-        '\u{FEFF}'               // byte order mark
-    )
-}
-
-/// Which pane receives scroll keys.
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub(crate) enum ActivePane {
-    Autonomous,
-    Conversation,
-    Tools,
-}
-
-/// Maximum lines kept per pane. Older lines are evicted to prevent
-/// unbounded memory growth during long sessions.
-const MAX_PANE_LINES: usize = 10_000;
-
-/// Turn marker for the conversation pane gutter.
-#[derive(Clone, Copy, PartialEq, Default)]
-pub(crate) enum Marker {
-    #[default]
-    None,
-    User,
-    Assistant,
-}
-
-/// A scrollable text pane with auto-scroll behavior.
-///
-/// Scroll offset is in visual (wrapped) lines so that auto-scroll
-/// correctly tracks the bottom even when long lines wrap.
-pub(crate) struct PaneState {
-    pub(crate) lines: Vec<Line<'static>>,
-    /// Turn markers — parallel to lines, same length.
-    pub(crate) markers: Vec<Marker>,
-    /// Current line being built (no trailing newline yet) — plain mode only.
-    pub(crate) current_line: String,
-    /// Color applied to streaming text (set before append_text) — plain mode only.
-    pub(crate) current_color: Color,
-    /// Raw markdown text of the current streaming response.
-    pub(crate) md_buffer: String,
-    /// Whether this pane parses streaming text as markdown.
-    pub(crate) use_markdown: bool,
-    /// Marker to apply to the next line pushed (for turn start tracking).
-    pub(crate) pending_marker: Marker,
-    /// Scroll offset in visual (wrapped) lines from the top.
-    pub(crate) scroll: u16,
-    /// Whether the user has scrolled away from the bottom.
-    pub(crate) pinned: bool,
-    /// Last known total visual lines (set during draw by Paragraph::line_count).
-    pub(crate) last_total_lines: u16,
-    /// Last known inner height (set during draw).
-    pub(crate) last_height: u16,
-}
-
-impl PaneState {
-    fn new(use_markdown: bool) -> Self {
-        Self {
-            lines: Vec::new(),
-            markers: Vec::new(),
-            current_line: String::new(),
-            current_color: Color::Reset,
-            md_buffer: String::new(),
-            use_markdown,
-            pending_marker: Marker::None,
-            scroll: 0,
-            pinned: false,
-            last_total_lines: 0,
-            last_height: 20,
-        }
-    }
-
-    /// Evict old lines if we're over the cap.
-    fn evict(&mut self) {
-        if self.lines.len() > MAX_PANE_LINES {
-            let excess = self.lines.len() - MAX_PANE_LINES;
-            self.lines.drain(..excess);
-            self.markers.drain(..excess);
-            // Approximate: reduce scroll by the wrapped height of evicted lines.
-            // Not perfectly accurate but prevents scroll from jumping wildly.
-            self.scroll = self.scroll.saturating_sub(excess as u16);
-        }
-    }
-
-    /// Append text, splitting on newlines. Strips ANSI escapes.
-    /// In markdown mode, raw text accumulates in md_buffer for
-    /// live parsing during render. In plain mode, character-by-character
-    /// processing builds lines with current_color.
-    fn append_text(&mut self, text: &str) {
-        let clean = strip_ansi(text);
-        if self.use_markdown {
-            self.md_buffer.push_str(&clean);
-        } else {
-            for ch in clean.chars() {
-                if ch == '\n' {
-                    let line = std::mem::take(&mut self.current_line);
-                    self.lines.push(Line::styled(line, Style::default().fg(self.current_color)));
-                    self.markers.push(Marker::None);
-                } else if ch == '\t' {
-                    self.current_line.push_str("    ");
-                } else if ch.is_control() || is_zero_width(ch) {
-                    // Skip control chars and zero-width Unicode
-                } else {
-                    self.current_line.push(ch);
-                }
-            }
-        }
-        self.evict();
-    }
-
-    /// Finalize any pending content (markdown buffer or current line).
-    pub(crate) fn flush_pending(&mut self) {
-        if self.use_markdown && !self.md_buffer.is_empty() {
-            let parsed = parse_markdown(&self.md_buffer);
-            for (i, line) in parsed.into_iter().enumerate() {
-                let marker = if i == 0 {
-                    std::mem::take(&mut self.pending_marker)
-                } else {
-                    Marker::None
-                };
-                self.lines.push(line);
-                self.markers.push(marker);
-            }
-            self.md_buffer.clear();
-        }
-        if !self.current_line.is_empty() {
-            let line = std::mem::take(&mut self.current_line);
-            self.lines.push(Line::styled(line, Style::default().fg(self.current_color)));
-            self.markers.push(std::mem::take(&mut self.pending_marker));
-        }
-    }
-
-    /// Push a complete line with a color. Flushes any pending
-    /// markdown or plain-text content first.
-    fn push_line(&mut self, line: String, color: Color) {
-        self.push_line_with_marker(line, color, Marker::None);
-    }
-
-    fn push_line_with_marker(&mut self, line: String, color: Color, marker: Marker) {
-        self.flush_pending();
-        self.lines.push(Line::styled(strip_ansi(&line), Style::default().fg(color)));
-        self.markers.push(marker);
-        self.evict();
-    }
-
-    /// Scroll up by n visual lines, pinning if we move away from bottom.
-    fn scroll_up(&mut self, n: u16) {
-        self.scroll = self.scroll.saturating_sub(n);
-        self.pinned = true;
-    }
-
-    /// Scroll down by n visual lines. Un-pin if we reach bottom.
-    fn scroll_down(&mut self, n: u16) {
-        let max = self.last_total_lines.saturating_sub(self.last_height);
-        self.scroll = (self.scroll + n).min(max);
-        if self.scroll >= max {
-            self.pinned = false;
-        }
-    }
-
-    /// Get all lines as ratatui Lines. Includes finalized lines plus
-    /// any pending content (live-parsed markdown or in-progress plain line).
-    /// Scrolling is handled by Paragraph::scroll().
-    pub(crate) fn all_lines(&self) -> Vec<Line<'static>> {
-        let (lines, _) = self.all_lines_with_markers();
-        lines
-    }
-
-    /// Get lines and their markers together. Used by the two-column
-    /// conversation renderer to know where to place gutter markers.
-    pub(crate) fn all_lines_with_markers(&self) -> (Vec<Line<'static>>, Vec<Marker>) {
-        let mut lines: Vec<Line<'static>> = self.lines.clone();
-        let mut markers: Vec<Marker> = self.markers.clone();
-        if self.use_markdown && !self.md_buffer.is_empty() {
-            let parsed = parse_markdown(&self.md_buffer);
-            let count = parsed.len();
-            lines.extend(parsed);
-            if count > 0 {
-                markers.push(self.pending_marker);
-                markers.extend(std::iter::repeat(Marker::None).take(count - 1));
-            }
-        } else if !self.current_line.is_empty() {
-            lines.push(Line::styled(
-                self.current_line.clone(),
-                Style::default().fg(self.current_color),
-            ));
-            markers.push(self.pending_marker);
-        }
-        (lines, markers)
-    }
-}
-
-/// Create a new textarea with standard settings (word wrap, no cursor line highlight).
-pub(crate) fn new_textarea(lines: Vec<String>) -> tui_textarea::TextArea<'static> {
-    let mut ta = tui_textarea::TextArea::new(lines);
-    ta.set_cursor_line_style(Style::default());
-    ta.set_wrap_mode(tui_textarea::WrapMode::Word);
-    ta
-}
-
-
-/// Parse markdown text into owned ratatui Lines.
-pub(crate) fn parse_markdown(md: &str) -> Vec<Line<'static>> {
-    tui_markdown::from_str(md)
-        .lines
-        .into_iter()
-        .map(|line| {
-            let spans: Vec<Span<'static>> = line
-                .spans
-                .into_iter()
-                .map(|span| Span::styled(span.content.into_owned(), span.style))
-                .collect();
-            let mut result = Line::from(spans).style(line.style);
-            result.alignment = line.alignment;
-            result
-        })
-        .collect()
-}
-
-/// Main TUI application state.
-pub struct App {
-    pub(crate) autonomous: PaneState,
-    pub(crate) conversation: PaneState,
-    pub(crate) tools: PaneState,
-    pub(crate) status: StatusInfo,
-    /// Live activity indicator ("thinking...", "calling: bash", etc).
-    pub(crate) activity: String,
-    /// When the current turn started (for elapsed timer).
-    pub(crate) turn_started: Option<std::time::Instant>,
-    /// When the current LLM call started (for per-call timer).
-    pub(crate) call_started: Option<std::time::Instant>,
-    /// Stream timeout for the current call (for display).
-    pub(crate) call_timeout_secs: u64,
-    /// Whether to emit a marker before the next assistant TextDelta.
-    pub(crate) needs_assistant_marker: bool,
-    /// Number of running child processes (updated by main loop).
-    pub running_processes: u32,
-    /// Current reasoning effort level (for status display).
-    pub reasoning_effort: String,
-    pub(crate) active_tools: crate::user::ui_channel::SharedActiveTools,
-    pub(crate) active_pane: ActivePane,
-    /// User input editor (handles wrapping, cursor positioning).
-    pub textarea: tui_textarea::TextArea<'static>,
-    /// Input history for up/down navigation.
-    input_history: Vec<String>,
-    history_index: Option<usize>,
-    /// Whether to quit.
-    pub should_quit: bool,
-    /// Submitted input lines waiting to be consumed.
-    pub submitted: Vec<String>,
-    /// Pending hotkey actions for the main loop to process.
-    pub hotkey_actions: Vec<HotkeyAction>,
-    /// Pane areas from last draw (for mouse click -> pane selection).
-    pub(crate) pane_areas: [Rect; 3], // [autonomous, conversation, tools]
-    /// Active screen (F1-F4).
-    pub screen: Screen,
-    /// Debug screen scroll offset.
-    pub(crate) debug_scroll: u16,
-    /// Index of selected context section in debug view (for expand/collapse).
-    pub(crate) debug_selected: Option<usize>,
-    /// Which context section indices are expanded.
-    pub(crate) debug_expanded: std::collections::HashSet<usize>,
-    /// Context loading info for the debug screen.
-    pub(crate) context_info: Option<ContextInfo>,
-    /// Live context state — shared with agent, read directly for debug screen.
-    pub(crate) shared_context: SharedContextState,
-    /// Agent screen: selected agent index.
-    pub(crate) agent_selected: usize,
-    /// Agent screen: viewing log for selected agent.
-    pub(crate) agent_log_view: bool,
-    /// Agent state from last cycle update.
-    pub(crate) agent_state: Vec<crate::subconscious::subconscious::AgentSnapshot>,
-    /// Cached channel info for F5 screen (refreshed on status tick).
-    pub(crate) channel_status: Vec<ChannelStatus>,
-    /// Cached idle state for F5 screen.
-    pub(crate) idle_info: Option<IdleInfo>,
-}
-
-/// Snapshot of thalamus idle state for display.
-#[derive(Clone)]
-pub(crate) struct IdleInfo {
-    pub user_present: bool,
-    pub since_activity: f64,
-    pub activity_ewma: f64,
-    pub block_reason: String,
-    pub dreaming: bool,
-    pub sleeping: bool,
-}
-
-/// Channel info for display on F5 screen.
-#[derive(Clone)]
-pub(crate) struct ChannelStatus {
-    pub name: String,
-    pub connected: bool,
-    pub unread: u32,
-}
-
-/// Screens toggled by F-keys.
-#[derive(Debug, Clone, Copy, PartialEq)]
-pub enum Screen {
-    /// F1 — conversation
-    Interact,
-    /// F2 — context window, model info, budget
-    Conscious,
-    /// F3 — subconscious agent status
-    Subconscious,
-    /// F4 — memory daemon status
-    Unconscious,
-    /// F5 — thalamus: channels, presence, attention routing
-    Thalamus,
-}
-
-/// Actions triggered by hotkeys, consumed by the main loop.
-#[derive(Debug)]
-pub enum HotkeyAction {
-    /// Ctrl+R: cycle reasoning effort
-    CycleReasoning,
-    /// Ctrl+K: show/kill running processes
-    KillProcess,
-    /// Escape: interrupt current turn (kill processes, clear queue)
-    Interrupt,
-    /// Ctrl+P: cycle DMN autonomy (foraging -> resting -> paused -> foraging)
-    CycleAutonomy,
-}
-
-impl App {
-    pub fn new(model: String, shared_context: SharedContextState, active_tools: crate::user::ui_channel::SharedActiveTools) -> Self {
-        Self {
-            autonomous: PaneState::new(true),    // markdown
-            conversation: PaneState::new(true),  // markdown
-            tools: PaneState::new(false),        // plain text
-            status: StatusInfo {
-                dmn_state: "resting".into(),
-                dmn_turns: 0,
-                dmn_max_turns: 20,
-                prompt_tokens: 0,
-                completion_tokens: 0,
-                model,
-                turn_tools: 0,
-                context_budget: String::new(),
-            },
-            activity: String::new(),
-            turn_started: None,
-            call_started: None,
-            call_timeout_secs: 60,
-            needs_assistant_marker: false,
-            running_processes: 0,
-            reasoning_effort: "none".to_string(),
-            active_tools,
-            active_pane: ActivePane::Conversation,
-            textarea: new_textarea(vec![String::new()]),
-            input_history: Vec::new(),
-            history_index: None,
-            should_quit: false,
-            submitted: Vec::new(),
-            hotkey_actions: Vec::new(),
-            pane_areas: [Rect::default(); 3],
-            screen: Screen::Interact,
-            debug_scroll: 0,
-            debug_selected: None,
-            debug_expanded: std::collections::HashSet::new(),
-            context_info: None,
-            shared_context,
-            agent_selected: 0,
-            agent_log_view: false,
-            agent_state: Vec::new(),
-            channel_status: Vec::new(),
-            idle_info: None,
-        }
-    }
-
-    /// Process a UiMessage, routing content to the appropriate pane.
-    pub fn handle_ui_message(&mut self, msg: UiMessage) {
-        use crate::user::ui_channel::StreamTarget;
-
-        match msg {
-            UiMessage::TextDelta(text, target) => match target {
-                StreamTarget::Conversation => {
-                    if self.needs_assistant_marker {
-                        self.conversation.pending_marker = Marker::Assistant;
-                        self.needs_assistant_marker = false;
-                    }
-                    self.conversation.current_color = Color::Reset;
-                    self.conversation.append_text(&text);
-                }
-                StreamTarget::Autonomous => {
-                    self.autonomous.current_color = Color::Reset;
-                    self.autonomous.append_text(&text);
-                }
-            },
-            UiMessage::UserInput(text) => {
-                self.conversation.push_line_with_marker(text.clone(), Color::Cyan, Marker::User);
-                // Mark turn start — next TextDelta gets an assistant marker
-                self.turn_started = Some(std::time::Instant::now());
-                self.needs_assistant_marker = true;
-                self.status.turn_tools = 0;
-            }
-            UiMessage::ToolCall { name, args_summary } => {
-                self.status.turn_tools += 1;
-                let line = if args_summary.is_empty() {
-                    format!("[{}]", name)
-                } else {
-                    format!("[{}] {}", name, args_summary)
-                };
-                self.tools.push_line(line, Color::Yellow);
-            }
-            UiMessage::ToolResult { name: _, result } => {
-                // Indent result lines and add to tools pane
-                for line in result.lines() {
-                    self.tools.push_line(format!("  {}", line), Color::DarkGray);
-                }
-                self.tools.push_line(String::new(), Color::Reset); // blank separator
-            }
-            UiMessage::DmnAnnotation(text) => {
-                self.autonomous.push_line(text, Color::Yellow);
-                // DMN turn start
-                self.turn_started = Some(std::time::Instant::now());
-                self.needs_assistant_marker = true;
-                self.status.turn_tools = 0;
-            }
-            UiMessage::StatusUpdate(info) => {
-                // Merge: non-empty/non-zero fields overwrite.
-                // DMN state always comes as a group from the main loop.
-                if !info.dmn_state.is_empty() {
-                    self.status.dmn_state = info.dmn_state;
-                    self.status.dmn_turns = info.dmn_turns;
-                    self.status.dmn_max_turns = info.dmn_max_turns;
-                }
-                // Token counts come from the agent after API calls.
-                if info.prompt_tokens > 0 {
-                    self.status.prompt_tokens = info.prompt_tokens;
-                }
-                if !info.model.is_empty() {
-                    self.status.model = info.model;
-                }
-                if !info.context_budget.is_empty() {
-                    self.status.context_budget = info.context_budget;
-                }
-            }
-            UiMessage::Activity(text) => {
-                if text.is_empty() {
-                    self.call_started = None;
-                } else if self.activity.is_empty() || self.call_started.is_none() {
-                    self.call_started = Some(std::time::Instant::now());
-                    self.call_timeout_secs = crate::config::get().api_stream_timeout_secs;
-                }
-                self.activity = text;
-            }
-            UiMessage::Reasoning(text) => {
-                self.autonomous.current_color = Color::DarkGray;
-                self.autonomous.append_text(&text);
-            }
-            UiMessage::ToolStarted { .. } => {} // handled by shared active_tools
-            UiMessage::ToolFinished { .. } => {}
-            UiMessage::Debug(text) => {
-                self.tools.push_line(format!("[debug] {}", text), Color::DarkGray);
-            }
-            UiMessage::Info(text) => {
-                self.conversation.push_line(text, Color::Cyan);
-            }
-            UiMessage::ContextInfoUpdate(info) => {
-                self.context_info = Some(info);
-            }
-            UiMessage::AgentUpdate(agents) => {
-                self.agent_state = agents;
-            }
-        }
-    }
-
-    /// Handle a crossterm key event.
-    pub fn handle_key(&mut self, key: KeyEvent) {
-        // Ctrl+C always quits
-        if key.modifiers.contains(KeyModifiers::CONTROL) {
-            match key.code {
-                KeyCode::Char('c') => {
-                    self.should_quit = true;
-                    return;
-                }
-                KeyCode::Char('r') => {
-                    self.hotkey_actions.push(HotkeyAction::CycleReasoning);
-                    return;
-                }
-                KeyCode::Char('k') => {
-                    self.hotkey_actions.push(HotkeyAction::KillProcess);
-                    return;
-                }
-                KeyCode::Char('p') => {
-                    self.hotkey_actions.push(HotkeyAction::CycleAutonomy);
-                    return;
-                }
-                _ => {}
-            }
-        }
-
-        // F-keys switch screens from anywhere
-        match key.code {
-            KeyCode::F(1) => { self.set_screen(Screen::Interact); return; }
-            KeyCode::F(2) => { self.set_screen(Screen::Conscious); return; }
-            KeyCode::F(3) => { self.set_screen(Screen::Subconscious); return; }
-            KeyCode::F(4) => { self.set_screen(Screen::Unconscious); return; }
-            KeyCode::F(5) => { self.set_screen(Screen::Thalamus); return; }
-            _ => {}
-        }
-
-        // Screen-specific key handling
-        match self.screen {
-            Screen::Subconscious => {
-                match key.code {
-                    KeyCode::Up => {
-                        self.agent_selected = self.agent_selected.saturating_sub(1);
-                        self.debug_scroll = 0;
-                        return;
-                    }
-                    KeyCode::Down => {
-                        self.agent_selected = (self.agent_selected + 1).min(SUBCONSCIOUS_AGENTS.len() - 1);
-                        self.debug_scroll = 0;
-                        return;
-                    }
-                    KeyCode::Enter | KeyCode::Right => {
-                        self.agent_log_view = true;
-                        self.debug_scroll = 0;
-                        return;
-                    }
-                    KeyCode::Left | KeyCode::Esc => {
-                        if self.agent_log_view {
-                            self.agent_log_view = false;
-                            self.debug_scroll = 0;
-                        } else {
-                            self.screen = Screen::Interact;
-                        }
-                        return;
-                    }
-                    KeyCode::PageUp => { self.debug_scroll = self.debug_scroll.saturating_sub(10); return; }
-                    KeyCode::PageDown => { self.debug_scroll += 10; return; }
-                    _ => {}
-                }
-            }
-            Screen::Conscious => {
-                let cs = self.read_context_state();
-                let n = self.debug_item_count(&cs);
-                match key.code {
-                    KeyCode::Up => {
-                        if n > 0 {
-                            self.debug_selected = Some(match self.debug_selected {
-                                None => n - 1,
-                                Some(0) => 0,
-                                Some(i) => i - 1,
-                            });
-                            self.scroll_to_selected(n);
-                        }
-                        return;
-                    }
-                    KeyCode::Down => {
-                        if n > 0 {
-                            self.debug_selected = Some(match self.debug_selected {
-                                None => 0,
-                                Some(i) if i >= n - 1 => n - 1,
-                                Some(i) => i + 1,
-                            });
-                            self.scroll_to_selected(n);
-                        }
-                        return;
-                    }
-                    KeyCode::PageUp => {
-                        if n > 0 {
-                            let page = 20;
-                            self.debug_selected = Some(match self.debug_selected {
-                                None => 0,
-                                Some(i) => i.saturating_sub(page),
-                            });
-                            self.scroll_to_selected(n);
-                        }
-                        return;
-                    }
-                    KeyCode::PageDown => {
-                        if n > 0 {
-                            let page = 20;
-                            self.debug_selected = Some(match self.debug_selected {
-                                None => 0,
-                                Some(i) => (i + page).min(n - 1),
-                            });
-                            self.scroll_to_selected(n);
-                        }
-                        return;
-                    }
-                    KeyCode::Right | KeyCode::Enter => {
-                        if let Some(idx) = self.debug_selected {
-                            self.debug_expanded.insert(idx);
-                        }
-                        return;
-                    }
-                    KeyCode::Left => {
-                        if let Some(idx) = self.debug_selected {
-                            self.debug_expanded.remove(&idx);
-                        }
-                        return;
-                    }
-                    KeyCode::Esc => { self.screen = Screen::Interact; return; }
-                    _ => {}
-                }
-            }
-            Screen::Unconscious | Screen::Thalamus => {
-                match key.code {
-                    KeyCode::PageUp => { self.debug_scroll = self.debug_scroll.saturating_sub(10); return; }
-                    KeyCode::PageDown => { self.debug_scroll += 10; return; }
-                    KeyCode::Esc => { self.screen = Screen::Interact; return; }
-                    _ => {}
-                }
-            }
-            Screen::Interact => {}
-        }
-
-        // Interact screen key handling
-        match key.code {
-            KeyCode::Esc => {
-                self.hotkey_actions.push(HotkeyAction::Interrupt);
-            }
-            KeyCode::Enter if !key.modifiers.contains(KeyModifiers::ALT)
-                && !key.modifiers.contains(KeyModifiers::SHIFT) => {
-                // Submit input
-                let input: String = self.textarea.lines().join("\n");
-                if !input.is_empty() {
-                    if self.input_history.last().map_or(true, |h| h != &input) {
-                        self.input_history.push(input.clone());
-                    }
-                    self.history_index = None;
-                    self.submitted.push(input);
-                    self.textarea = new_textarea(vec![String::new()]);
-                }
-            }
-            KeyCode::Up if key.modifiers.contains(KeyModifiers::CONTROL) => {
-                self.scroll_active_up(3);
-            }
-            KeyCode::Down if key.modifiers.contains(KeyModifiers::CONTROL) => {
-                self.scroll_active_down(3);
-            }
-            KeyCode::Up if !key.modifiers.contains(KeyModifiers::CONTROL) => {
-                if !self.input_history.is_empty() {
-                    let idx = match self.history_index {
-                        None => self.input_history.len() - 1,
-                        Some(i) => i.saturating_sub(1),
-                    };
-                    self.history_index = Some(idx);
-                    let mut ta = new_textarea(
-                        self.input_history[idx].lines().map(String::from).collect()
-                    );
-                    ta.move_cursor(tui_textarea::CursorMove::End);
-                    self.textarea = ta;
-                }
-            }
-            KeyCode::Down if !key.modifiers.contains(KeyModifiers::CONTROL) => {
-                if let Some(idx) = self.history_index {
-                    if idx + 1 < self.input_history.len() {
-                        self.history_index = Some(idx + 1);
-                        let mut ta = new_textarea(
-                            self.input_history[idx + 1].lines().map(String::from).collect()
-                        );
-                        ta.move_cursor(tui_textarea::CursorMove::End);
-                        self.textarea = ta;
-                    } else {
-                        self.history_index = None;
-                        self.textarea = new_textarea(vec![String::new()]);
-                    }
-                }
-            }
-            KeyCode::PageUp => {
-                self.scroll_active_up(10);
-            }
-            KeyCode::PageDown => {
-                self.scroll_active_down(10);
-            }
-            KeyCode::Tab => {
-                self.active_pane = match self.active_pane {
-                    ActivePane::Autonomous => ActivePane::Tools,
-                    ActivePane::Tools => ActivePane::Conversation,
-                    ActivePane::Conversation => ActivePane::Autonomous,
-                };
-            }
-            _ => {
-                // Delegate all other keys to the textarea widget
-                self.textarea.input(key);
-            }
-        }
-    }
-
-    fn scroll_active_up(&mut self, n: u16) {
-        match self.active_pane {
-            ActivePane::Autonomous => self.autonomous.scroll_up(n),
-            ActivePane::Conversation => self.conversation.scroll_up(n),
-            ActivePane::Tools => self.tools.scroll_up(n),
-        }
-    }
-
-    fn scroll_active_down(&mut self, n: u16) {
-        match self.active_pane {
-            ActivePane::Autonomous => self.autonomous.scroll_down(n),
-            ActivePane::Conversation => self.conversation.scroll_down(n),
-            ActivePane::Tools => self.tools.scroll_down(n),
-        }
-    }
-
-    /// Handle terminal resize. Scroll is recalculated in draw_pane
-    /// via Paragraph::line_count; terminal.clear() in main.rs forces
-    /// a full redraw.
-    pub fn handle_resize(&mut self, _width: u16, _height: u16) {
-    }
-
-    /// Handle mouse events: scroll wheel and click-to-select-pane.
-    pub fn handle_mouse(&mut self, mouse: MouseEvent) {
-        match mouse.kind {
-            MouseEventKind::ScrollUp => self.scroll_active_up(3),
-            MouseEventKind::ScrollDown => self.scroll_active_down(3),
-            MouseEventKind::Down(MouseButton::Left) => {
-                let (x, y) = (mouse.column, mouse.row);
-                for (i, area) in self.pane_areas.iter().enumerate() {
-                    if x >= area.x && x < area.x + area.width
-                        && y >= area.y && y < area.y + area.height
-                    {
-                        self.active_pane = match i {
-                            0 => ActivePane::Autonomous,
-                            1 => ActivePane::Conversation,
-                            _ => ActivePane::Tools,
-                        };
-                        break;
-                    }
-                }
-            }
-            _ => {}
-        }
-    }
-
-    /// Draw the full TUI layout.
-    pub fn draw(&mut self, frame: &mut Frame) {
-        let size = frame.area();
-
-        match self.screen {
-            Screen::Conscious => { self.draw_debug(frame, size); return; }
-            Screen::Subconscious => { self.draw_agents(frame, size); return; }
-            Screen::Unconscious => { self.draw_unconscious(frame, size); return; }
-            Screen::Thalamus => { self.draw_thalamus(frame, size); return; }
-            Screen::Interact => {}
-        }
-
-        self.draw_main(frame, size);
-    }
-
-    /// Update channel status from async fetch results.
-    pub fn set_channel_status(&mut self, channels: Vec<(String, bool, u32)>) {
-        self.channel_status = channels.into_iter()
-            .map(|(name, connected, unread)| ChannelStatus { name, connected, unread })
-            .collect();
-    }
-
-    /// Snapshot idle state for F5 display.
-    pub fn update_idle(&mut self, state: &crate::thalamus::idle::State) {
-        self.idle_info = Some(IdleInfo {
-            user_present: state.user_present(),
-            since_activity: state.since_activity(),
-            activity_ewma: state.activity_ewma,
-            block_reason: state.block_reason().to_string(),
-            dreaming: state.dreaming,
-            sleeping: state.sleep_until.is_some(),
-        });
-    }
-
-    pub(crate) fn set_screen(&mut self, screen: Screen) {
-        self.screen = screen;
-        self.debug_scroll = 0;
-        // Refresh data for status screens on entry
-        match screen {
-            // Channel refresh triggered asynchronously from event loop
-            Screen::Thalamus => {}
-            _ => {}
-        }
-    }
-}
-
-/// Initialize the terminal for TUI mode.
-pub fn init_terminal() -> io::Result<Terminal<CrosstermBackend<io::Stdout>>> {
-    terminal::enable_raw_mode()?;
-    let mut stdout = io::stdout();
-    stdout.execute(EnterAlternateScreen)?;
-    stdout.execute(EnableMouseCapture)?;
-    let backend = CrosstermBackend::new(stdout);
-    let terminal = Terminal::new(backend)?;
-    Ok(terminal)
-}
-
-/// Restore the terminal to normal mode.
-pub fn restore_terminal(terminal: &mut Terminal<CrosstermBackend<io::Stdout>>) -> io::Result<()> {
-    terminal::disable_raw_mode()?;
-    terminal.backend_mut().execute(DisableMouseCapture)?;
-    terminal.backend_mut().execute(LeaveAlternateScreen)?;
-    terminal.show_cursor()?;
-    Ok(())
-}

src/user/ui_channel.rs

@@ -154,3 +154,81 @@ pub fn channel() -> (UiSender, UiReceiver) {
     let (observe_tx, _) = broadcast::channel(1024);
     (UiSender { tui: tui_tx, observe: observe_tx }, tui_rx)
 }
+
+/// Replay a restored session into the TUI panes so the user can see
+/// conversation history immediately on restart. Shows user input,
+/// assistant responses, and brief tool call summaries. Skips the system
+/// prompt, context message, DMN plumbing, and image injection messages.
+pub fn replay_session_to_ui(entries: &[crate::agent::context::ConversationEntry], ui_tx: &UiSender) {
+    use crate::agent::api::types::Role;
+
+    crate::dbglog!("[replay] replaying {} entries to UI", entries.len());
+    for (i, e) in entries.iter().enumerate() {
+        let m = e.message();
+        let preview: String = m.content_text().chars().take(60).collect();
+        crate::dbglog!("[replay]   [{}] {:?} mem={} tc={} tcid={:?} {:?}",
+            i, m.role, e.is_memory(), m.tool_calls.as_ref().map_or(0, |t| t.len()),
+            m.tool_call_id.as_deref(), preview);
+    }
+
+    let mut seen_first_user = false;
+    let mut target = StreamTarget::Conversation;
+
+    for entry in entries {
+        if entry.is_memory() { continue; }
+        let msg = entry.message();
+        match msg.role {
+            Role::System => {}
+            Role::User => {
+                if !seen_first_user {
+                    seen_first_user = true;
+                    continue;
+                }
+                let text = msg.content_text();
+                if text.starts_with("Your context was just compacted")
+                    || text.starts_with("Your context was just rebuilt")
+                    || text.starts_with("[Earlier in this conversation")
+                    || text.starts_with("Here is the image")
+                    || text.contains("[image aged out")
+                {
+                    continue;
+                }
+                if text.starts_with("[dmn]") {
+                    target = StreamTarget::Autonomous;
+                    let first_line = text.lines().next().unwrap_or("[dmn]");
+                    let _ = ui_tx.send(UiMessage::DmnAnnotation(first_line.to_string()));
+                } else {
+                    target = StreamTarget::Conversation;
+                    let _ = ui_tx.send(UiMessage::UserInput(text.to_string()));
+                }
+            }
+            Role::Assistant => {
+                if let Some(ref calls) = msg.tool_calls {
+                    for call in calls {
+                        let _ = ui_tx.send(UiMessage::ToolCall {
+                            name: call.function.name.clone(),
+                            args_summary: String::new(),
+                        });
+                    }
+                }
+                let text = msg.content_text();
+                if !text.is_empty() {
+                    let _ = ui_tx.send(UiMessage::TextDelta(format!("{}\n", text), target));
+                }
+            }
+            Role::Tool => {
+                let text = msg.content_text();
+                let preview: String = text.lines().take(3).collect::<Vec<_>>().join("\n");
+                let truncated = if text.lines().count() > 3 {
+                    format!("{}...", preview)
+                } else {
+                    preview
+                };
+                let _ = ui_tx.send(UiMessage::ToolResult {
+                    name: String::new(),
+                    result: truncated,
+                });
+            }
+        }
+    }
+}