move daemon, IRC, and remaining state to ~/.consciousness/

- Daemon socket/pid/log: ~/.consciousness/daemon.{sock,pid}, logs/daemon.log
- Daemon config: ~/.consciousness/daemon.toml
- Daemon state: ~/.consciousness/daemon-state.json
- IRC logs: ~/.consciousness/irc/logs/
- No more .claude/ references except Claude Code integration points
  (projects, settings, hooks, telegram, CLAUDE.md)

thalamus/src/idle.rs

@@ -73,7 +73,7 @@ struct Persisted {
 }
 
 fn state_path() -> std::path::PathBuf {
-    home().join(".claude/hooks/daemon-state.json")
+    home().join(".consciousness/daemon-state.json")
 }
 
 /// Compute EWMA decay factor: 0.5^(elapsed / half_life).