move working_stack code to correct file

src/agent/context.rs

@@ -10,6 +10,7 @@ use crate::agent::api::types::*;
 use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use tiktoken_rs::CoreBPE;
+use crate::agent::tools::working_stack;
 
 /// A section of the context window, possibly with children.
 #[derive(Debug, Clone)]
@@ -231,15 +232,6 @@ pub struct ContextState {
     pub entries: Vec<ConversationEntry>,
 }
 
-// TODO: these should not be hardcoded absolute paths
-pub fn working_stack_instructions_path() -> std::path::PathBuf {
-    dirs::home_dir().unwrap_or_default().join(".consciousness/config/working-stack.md")
-}
-
-pub fn working_stack_file_path() -> std::path::PathBuf {
-    dirs::home_dir().unwrap_or_default().join(".consciousness/working-stack.json")
-}
-
 impl ContextState {
     /// Compute the context budget from typed sources.
     pub fn budget(&self, count_str: &dyn Fn(&str) -> usize,
@@ -267,7 +259,7 @@ impl ContextState {
         let mut parts: Vec<String> = self.personality.iter()
             .map(|(name, content)| format!("## {}\n\n{}", name, content))
             .collect();
-        let instructions = std::fs::read_to_string(working_stack_instructions_path()).unwrap_or_default();
+        let instructions = std::fs::read_to_string(working_stack::instructions_path()).unwrap_or_default();
         let mut stack_section = instructions;
         if self.working_stack.is_empty() {
             stack_section.push_str("\n## Current stack\n\n(empty)\n");

src/agent/mod.rs

@@ -29,10 +29,8 @@ use tools::{ToolCall, FunctionCall, summarize_args};
 
 use crate::user::log::ConversationLog;
 use crate::agent::api::types::*;
-use crate::agent::context::{
-    ConversationEntry, ContextState, ContextBudget,
-    working_stack_instructions_path, working_stack_file_path,
-};
+use crate::agent::context::{ConversationEntry, ContextState, ContextBudget};
+use crate::agent::tools::working_stack;
 use crate::user::ui_channel::{ContextSection, SharedContextState, StreamTarget, StatusInfo, UiMessage, UiSender};
 
 /// Result of a single agent turn.
@@ -720,7 +718,7 @@ impl Agent {
         }
 
         // Working stack — instructions + items as children
-        let instructions = std::fs::read_to_string(working_stack_instructions_path())
+        let instructions = std::fs::read_to_string(working_stack::instructions_path())
             .unwrap_or_default();
         let mut stack_children = vec![ContextSection {
             name: "Instructions".into(),
@@ -941,21 +939,12 @@ impl Agent {
 
     /// Called after any change to context state (working stack, etc).
     fn refresh_context_state(&mut self) {
-        
         self.publish_context_state();
-        self.save_working_stack();
-    }
-
-    /// Persist working stack to disk.
-    fn save_working_stack(&self) {
-        if let Ok(json) = serde_json::to_string(&self.context.working_stack) {
-            let _ = std::fs::write(working_stack_file_path(), json);
-        }
     }
 
     /// Load working stack from disk.
     fn load_working_stack(&mut self) {
-        if let Ok(data) = std::fs::read_to_string(working_stack_file_path()) {
+        if let Ok(data) = std::fs::read_to_string(working_stack::file_path()) {
             if let Ok(stack) = serde_json::from_str::<Vec<String>>(&data) {
                 self.context.working_stack = stack;
             }

src/agent/tools/control.rs

@@ -3,8 +3,6 @@
 // These set agent state directly via the Arc<Mutex<Agent>> handle,
 // then return a text confirmation.
 
-use anyhow::{Context, Result};
-
 pub(super) fn tools() -> [super::Tool; 3] {
     use super::Tool;
     [

src/agent/tools/mod.rs

@@ -18,7 +18,7 @@ mod write;
 // Agent-specific tools
 mod control;
 mod vision;
-mod working_stack;
+pub mod working_stack;
 
 use serde::{Serialize, Deserialize};
 use std::future::Future;

src/agent/tools/working_stack.rs

@@ -4,6 +4,15 @@
 // internal tool — the agent uses it to maintain context across turns
 // and compaction. The model should never mention it to the user.
 
+// TODO: these should not be hardcoded absolute paths
+pub fn instructions_path() -> std::path::PathBuf {
+    dirs::home_dir().unwrap_or_default().join(".consciousness/config/working-stack.md")
+}
+
+pub fn file_path() -> std::path::PathBuf {
+    dirs::home_dir().unwrap_or_default().join(".consciousness/working-stack.json")
+}
+
 pub fn tool() -> super::Tool {
     super::Tool {
         name: "working_stack",
@@ -25,7 +34,7 @@ fn handle(args: &serde_json::Value, stack: &mut Vec<String>) -> String {
     let content = args.get("content").and_then(|v| v.as_str()).unwrap_or("");
     let index = args.get("index").and_then(|v| v.as_u64()).map(|v| v as usize);
 
-    match action {
+    let out = match action {
         "push" => {
             if content.is_empty() { return "Error: 'content' is required for push".into(); }
             stack.push(content.to_string());
@@ -56,7 +65,13 @@ fn handle(args: &serde_json::Value, stack: &mut Vec<String>) -> String {
             format!("Switched to index {}.\n{}", idx, format_stack(stack))
         }
         _ => format!("Error: unknown action '{}'. Use push, pop, update, or switch.", action),
-    }
+    };
+
+    if let Ok(json) = serde_json::to_string(stack) {
+        let _ = std::fs::write(file_path(), json);
+    };
+
+    out
 }
 
 fn format_stack(stack: &[String]) -> String {