fix: resolve CI failures — fmt + remove unused function

- Run cargo fmt to fix trailing whitespace and formatting
- Remove unused `get_compaction_instruction()` that triggered -D warnings

src/commands/session.rs

@@ -326,10 +326,7 @@ mod tests {
         assert!(result.message.is_some());
         let msg = result.message.unwrap();
         assert!(msg.contains("compaction") || msg.contains("Compact"));
-        assert!(matches!(
-            result.action,
-            Some(AppAction::CompactContext)
-        ));
+        assert!(matches!(result.action, Some(AppAction::CompactContext)));
     }
 
     #[test]

src/compaction.rs

@@ -770,13 +770,13 @@ fn extract_workflow_context(messages: &[Message], workspace: Option<&Path>) -> S
     let mut files_touched: Vec<String> = Vec::new();
     let mut tools_used: Vec<String> = Vec::new();
     let mut tasks_identified: Vec<String> = Vec::new();
-    
+
     for msg in messages {
         for block in &msg.content {
             match block {
                 ContentBlock::ToolUse { name, input, .. } => {
                     tools_used.push(name.clone());
-                    
+
                     // Extract file paths from tool inputs
                     if let Some(path) = extract_path_from_input(input) {
                         if !files_touched.contains(&path) {
@@ -797,9 +797,9 @@ fn extract_workflow_context(messages: &[Message], workspace: Option<&Path>) -> S
             }
         }
     }
-    
+
     let mut context = String::new();
-    
+
     if !files_touched.is_empty() {
         context.push_str("**Files Modified/Read:**\n");
         for file in &files_touched {
@@ -815,13 +815,13 @@ fn extract_workflow_context(messages: &[Message], workspace: Option<&Path>) -> S
         }
         context.push('\n');
     }
-    
+
     if !tools_used.is_empty() {
         context.push_str("**Tools Used:** ");
         context.push_str(&tools_used.join(", "));
         context.push_str("\n\n");
     }
-    
+
     if !tasks_identified.is_empty() {
         context.push_str("**Tasks/TODOs Identified:**\n");
         for task in &tasks_identified {
@@ -829,11 +829,11 @@ fn extract_workflow_context(messages: &[Message], workspace: Option<&Path>) -> S
         }
         context.push('\n');
     }
-    
+
     if context.is_empty() {
         context.push_str("No specific workflow context detected. Continue assisting the user with their current task.\n");
     }
-    
+
     context
 }
 
@@ -845,7 +845,7 @@ fn extract_path_from_input(input: &serde_json::Value) -> Option<String> {
             return Some(path.to_string());
         }
     }
-    
+
     // Try to find path in nested objects
     if let Some(obj) = input.as_object() {
         for (_, value) in obj {
@@ -856,7 +856,7 @@ fn extract_path_from_input(input: &serde_json::Value) -> Option<String> {
             }
         }
     }
-    
+
     None
 }
 

src/tui/app.rs

@@ -46,17 +46,6 @@ fn format_welcome_banner(model: &str, workspace: &PathBuf, yolo: bool) -> String
     )
 }
 
-/// Get the agent-facing instruction about context compaction.
-/// This encourages the agent to request compaction when context gets long.
-fn get_compaction_instruction() -> &'static str {
-    "## Context Management\n\n\
-     When the conversation gets long (you'll see a context usage indicator), you can:\n\
-     1. Use `/compact` to summarize earlier context and free up space\n\
-     2. The system will preserve important information (files you're working on, recent messages, tool results)\n\
-     3. After compaction, you'll see a summary of what was discussed and can continue seamlessly\n\n\
-     If you notice context is getting long (>80%), proactively suggest using `/compact` to the user."
-}
-
 // === Types ===
 
 /// State machine for onboarding new users.

src/tui/ui.rs

@@ -1126,7 +1126,8 @@ async fn run_event_loop(
                                             .await;
                                     }
                                     AppAction::CompactContext => {
-                                        app.status_message = Some("Compacting context...".to_string());
+                                        app.status_message =
+                                            Some("Compacting context...".to_string());
                                         let _ = engine_handle.send(Op::CompactContext).await;
                                     }
                                     AppAction::TaskAdd { prompt } => {