chore: triage log output suggestions

app/git.test.js

@@ -185,12 +185,16 @@ describe('commitAndPush', () => {
     });
     const logs = [];
     const originalLog = console.log;
-    console.log = (...args) => { logs.push(args.join(' ')); };
+    const originalWarn = console.warn;
+    const capture = (...args) => { logs.push(args.join(' ')); };
+    console.log = capture;
+    console.warn = capture;
 
     try {
       await commitAndPush(workspace, repoDir, spawn, sourceRoot);
     } finally {
       console.log = originalLog;
+      console.warn = originalWarn;
     }
 
     assert.ok(logs.some(line => line.includes('Step7 commit 成功但 push 失敗')));

app/log.js

@@ -15,7 +15,7 @@ export function ok(message) {
 }
 
 export function warn(message) {
-  console.log(`  ! ${message}`);
+  console.warn(`  ! ${message}`);
 }
 
 export function error(message) {