debug: commit/push 失敗時顯示詳細錯誤

app/git.js

@@ -18,6 +18,7 @@ export async function commitAndPush(workspace) {
     const commitHash = result.commit?.sha?.slice(0, 7) || 'unknown';
     console.log(`  ✅ persisted findings  commit=${commitHash}  push=${process.env.PR_HEAD_BRANCH}`);
   } catch (e) {
-    console.log(`  ⚠️  Runner failed: commit/push 失敗: ${e.message}`);
+    const detail = e.response?.data ? JSON.stringify(e.response.data) : e.message;
+    console.log(`  ⚠️  Runner failed: commit/push 失敗: ${e.response?.status || ''} ${detail}`);
   }
 }

app/main.js

@@ -91,7 +91,7 @@ async function main() {
 
   // Step5: commit/push findings.json 到來源分支
   console.log('\n💾 Step5: 記憶區 Commit/Push');
-  commitAndPush(WORKSPACE);
+  await commitAndPush(WORKSPACE);
 
   // Step6: 有 critical 問題則 exit 1
   console.log('\n🚦 Step6: 嚴重問題檢查');