style: format seluruh workspace dengan cargo fmt

Menyeragamkan format kode sesuai rustfmt (126 file). Sebelumnya
lefthook pre-commit 'cargo fmt --check' akan gagal pada commit apa pun.

apps/infrastructure/src/subagent/auto/engine.rs

@@ -160,7 +160,8 @@ pub fn spawn_background_review(
              SEVERITY: HIGH|MEDIUM|LOW\n\
              OLD: <exact text to replace>\n\
              NEW: <replacement text>\n\
-             ---".to_string(),
+             ---"
+            .to_string(),
         );
 
         let user_msg = ChatMessage::user(format!(
@@ -210,7 +211,11 @@ pub fn spawn_background_review(
                 &turn_events,
                 TurnEvent::SystemNote {
                     kind: "review_finding".into(),
-                    message: format!("📋 Auto-review complete ({} fix(es) applied).\n{}", fix_count, response_text.trim()),
+                    message: format!(
+                        "📋 Auto-review complete ({} fix(es) applied).\n{}",
+                        fix_count,
+                        response_text.trim()
+                    ),
                 },
             );
             info!(fix_count, "auto-review: completed with fixes");
@@ -237,11 +242,7 @@ async fn run_llm_review(client: &LlmClient, messages: &[ChatMessage]) -> Result<
 }
 
 /// Parse the LLM response for structured fix commands and apply them.
-fn apply_fixes_from_response(
-    response: &str,
-    tools: &[Box<dyn Tool>],
-    tool_ctx: &ToolCtx,
-) -> usize {
+fn apply_fixes_from_response(response: &str, tools: &[Box<dyn Tool>], tool_ctx: &ToolCtx) -> usize {
     let mut fix_count = 0;
 
     // Parse structured fix blocks