chore: remove duplicate log assistance note in TODO.md

app/git.js

@@ -0,0 +1,25 @@
+import fs from 'fs';
+import path from 'path';
+import { commitFile } from './gitea.js';
+import { FINDINGS_PATH } from './config.js';
+
+/**
+ * 透過 Gitea API 將 findings.json push 到來源分支（不需要 git binary）
+ */
+export async function commitAndPush(workspace) {
+  try {
+    const fullPath = path.join(workspace, FINDINGS_PATH);
+    const content = fs.readFileSync(fullPath, 'utf8');
+    console.log(`  [debug] FINDINGS_PATH=${FINDINGS_PATH} branch=${process.env.PR_HEAD_BRANCH} token=${process.env.GITEA_TOKEN ? '***' : 'EMPTY'}`);
+    const result = await commitFile(
+      FINDINGS_PATH,
+      content,
+      'chore: update ai-review findings [skip ci]'
+    );
+    const commitHash = result.commit?.sha?.slice(0, 7) || 'unknown';
+    console.log(`  ✅ persisted findings  commit=${commitHash}  push=${process.env.PR_HEAD_BRANCH}`);
+  } catch (e) {
+    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/gitea.js

@@ -1,6 +1,6 @@
 import axios from 'axios';
 import https from 'https';
-import { GITEA_TOKEN, GITEA_SERVER_URL, GITEA_REPOSITORY, PR_NUMBER } from './config.js';
+import { GITEA_TOKEN, GITEA_SERVER_URL, GITEA_REPOSITORY, PR_NUMBER, PR_HEAD_BRANCH } from './config.js';
 
 const httpsAgent = new https.Agent({ rejectUnauthorized: false });
 const headers = () => ({ Authorization: `token ${GITEA_TOKEN}`, 'Content-Type': 'application/json' });
@@ -15,3 +15,40 @@ export async function postComment(body) {
   const resp = await axios.post(api(`/repos/${GITEA_REPOSITORY}/issues/${PR_NUMBER}/comments`), { body }, { headers: headers(), timeout: 30000, httpsAgent });
   return resp.data;
 }
+
+/**
+ * 透過 Gitea API 建立或更新檔案（不需要 git binary）
+ */
+export async function commitFile(filePath, content, message) {
+  const encoded = Buffer.from(content).toString('base64');
+  const url = api(`/repos/${GITEA_REPOSITORY}/contents/${filePath}`);
+
+  // 先嘗試取得現有檔案的 SHA
+  let sha;
+  try {
+    const existing = await axios.get(`${url}?ref=${PR_HEAD_BRANCH}`, { headers: headers(), httpsAgent, timeout: 15000 });
+    sha = existing.data.sha;
+    console.log(`  [debug] 取得現有檔案 SHA=${sha}`);
+  } catch (e) {
+    console.log(`  [debug] 檔案不存在，將建立新檔案: ${e.response?.status || e.message}`);
+    sha = undefined;
+  }
+
+  const payload = {
+    message,
+    content: encoded,
+    branch: PR_HEAD_BRANCH,
+    ...(sha ? { sha } : {}),
+  };
+
+  console.log(`  [debug] ${sha ? 'PUT' : 'POST'} ${url} branch=${PR_HEAD_BRANCH}`);
+  const resp = await axios.request({
+    method: sha ? 'put' : 'post',
+    url,
+    headers: headers(),
+    httpsAgent,
+    timeout: 30000,
+    data: payload,
+  });
+  return resp.data;
+}

app/main.js

@@ -3,6 +3,7 @@ import { loadRoles, getRoleIntro } from './roles.js';
 import { getPRDiff, postComment } from './gitea.js';
 import { analyzeWithRole, loadOldFindings, mergeFindings, sortByLevel, deduplicateWithAI } from './findings.js';
 import { saveFindings, postOldFindingsComment, postNewNonCriticalComment, postNewCriticalComments } from './comments.js';
+import { commitAndPush } from './git.js';
 
 const WORKSPACE = process.env.GITHUB_WORKSPACE || '/workspace';
 
@@ -88,11 +89,19 @@ async function main() {
     console.log(`  ⚠️  comment 發布失敗（繼續執行）: ${e.message}`);
   }
 
-  console.log('\n💾 Step5: 記憶區 Commit/Push（待實作）');
-  console.log('  [stub] commit & push findings.json...');
+  // Step5: commit/push findings.json 到來源分支
+  console.log('\n💾 Step5: 記憶區 Commit/Push');
+  await commitAndPush(WORKSPACE);
 
-  console.log('\n🚦 Step6: 嚴重問題檢查（待實作）');
-  console.log('  [stub] 檢查 critical findings...');
+  // Step6: 有 critical 問題則 exit 1
+  console.log('\n🚦 Step6: 嚴重問題檢查');
+  const criticalCount = sorted.filter(f => f.level === 'critical').length;
+  if (criticalCount > 0) {
+    console.log(`  ❌ 發現 ${criticalCount} 個嚴重問題，workflow 結束（exit 1）`);
+    console.log('='.repeat(60));
+    process.exit(1);
+  }
+  console.log('  ✅ 無嚴重問題');
 
   console.log('\n✅ Pipeline 完成');
   console.log('='.repeat(60));