fix: skip ai review bot commits

.gitea/workflows/review.yaml

@@ -5,9 +5,36 @@ on:
     - master
     types: [opened, synchronize]
 jobs:
+  detect-bot-commit:
+    name: 偵測自動提交
+    runs-on: ubuntu
+    outputs:
+      skip: ${{ steps.detect.outputs.skip }}
+    steps:
+    - name: 檢查 head commit marker
+      id: detect
+      env:
+        GITEA_API_URL: ${{ github.api_url }}
+        GITEA_REPOSITORY: ${{ github.repository }}
+        GITEA_SHA: ${{ github.sha }}
+        GITEA_TOKEN: ${{ github.token }}
+      run: |
+        set -e
+        commit_json="$(curl -fsSL -H "Authorization: token ${GITEA_TOKEN}" "${GITEA_API_URL}/repos/${GITEA_REPOSITORY}/git/commits/${GITEA_SHA}")" || {
+          echo "skip=false" >> "$GITHUB_OUTPUT"
+          exit 0
+        }
+        if printf '%s' "$commit_json" | grep -q '\[ai-review-bot\]'; then
+          echo "skip=true" >> "$GITHUB_OUTPUT"
+          echo "偵測到 AI Review Bot commit，跳過 review workflow"
+        else
+          echo "skip=false" >> "$GITHUB_OUTPUT"
+        fi
   version:
     name: 計算版本號
     runs-on: ubuntu
+    needs: [detect-bot-commit]
+    if: needs.detect-bot-commit.outputs.skip != 'true'
     outputs:
       version: ${{ steps.version.outputs.version }}
     steps:
@@ -25,7 +52,8 @@ jobs:
   code-review:
     name: Code Review
     runs-on: ubuntu
-    needs: [version]
+    needs: [detect-bot-commit, version]
+    if: needs.detect-bot-commit.outputs.skip != 'true'
     steps:
     - name: AI Code Review
       uses: https://gitea.jsc.idv.tw/actions/code-review@v${{ needs.version.outputs.version }}
@@ -37,4 +65,4 @@ jobs:
     permissions:
       contents: write
       pull-requests: write
-      issues: write
+      issues: write

README.md

@@ -2,7 +2,7 @@
 
 這是一個 AI Code Review Action。Gitea Workflow 可以使用此 Action 讓 AI 助理根據不同面向分析 Push Request 中變更的內容後，將問題分級 Commnet 到 Push Request 中。
 
-# 流程(新 Push Request、新 Commit (排除 AI 助理的 Commit) 觸發)
+# 流程(新 Push Request、新 Commit 觸發；若偵測到 AI 助理的自動提交則直接跳過)
 
 1. 服務名稱、模型名稱、角色資訊(個性、符合個性的英文名稱、工作內容)，Comment 到 Push Request
 2. 每個角色個別分析 Git Diff 的內容產生新問題表格(問題等級、角色名稱、問題位置或行數、修改建議)
@@ -11,8 +11,8 @@
 5. 從PR問題表格中取出所有舊問題，依照等級排序後 Comment 到 Push Request
 6. 從PR問題表格中取出所有新問題，排除嚴重等級的問題後 Comment 到 Push Request
 7. 從PR問題表格中取出所有新問題，將每個嚴重等級的問題 Comment 到 Push Request
-8. Commit 問題檔案，將 workspace 中實際存在的同步檔覆蓋到記憶區；workspace 沒有的同步檔就略過，不會刪除記憶區既有內容
-9. 如果PR問題表格中有嚴重問題，則不要讓 workflow 執行成功(exit 1)
+8. Commit 問題檔案，將 workspace 中實際存在的同步檔覆蓋到記憶區；workspace 沒有的同步檔就略過，不會刪除記憶區既有內容。自動提交的 commit message 會帶上 `[ai-review-bot]`，供 workflow 判斷是否要跳過重跑
+9. 如果 PR 問題表格中有嚴重問題，則不要讓 workflow 執行成功(exit 1)
 
 # 設計
 
@@ -33,6 +33,8 @@
 2. 在 `.gitea/workflows` 資料夾中建立 `ai-review.yaml'
 3. 在 `ai-review.yaml` 中填入以下內容(選擇一個使用)：
 
+> **自動提交排除說明**：此 Action 會將自己的 commit message 標記為 `[ai-review-bot]`。建議在 review workflow 的最前面先檢查 head commit 是否含有這個 marker，若有就直接成功結束，避免 bot commit 造成重複觸發。
+
 > **權限說明**：此 Action 需要 `contents: write`（寫入 findings.json）、`pull-requests: write`（發佈 PR comment）、`issues: write`（發佈 issue comment）三項權限，為正常運作所必要，無法縮減。
 
 ### 1. OpenAI

app/git.js

@@ -7,6 +7,7 @@ import { GITEA_SERVER_URL, GITEA_REPOSITORY, GITEA_TOKEN, PR_HEAD_BRANCH, FINDIN
 const ACTION_ROOT = path.resolve(path.dirname(fileURLToPath(import.meta.url)), '..');
 const GENERATED_SYNC_PATHS = [FINDINGS_PATH, '.gitea/ai-review/exclusions.json'];
 const remoteUrl = `${GITEA_SERVER_URL.replace(/\/$/, '')}/${GITEA_REPOSITORY}.git`;
+export const BOT_COMMIT_MARKER = '[ai-review-bot]';
 export const SYNC_PATHS = [
   '.amazonq/rules/triage-findings.md',
   '.codex/skills/triage-findings/SKILL.md',
@@ -124,7 +125,7 @@ export async function commitAndPush(workspace, repoDir, _spawnSync = spawnSync,
         return;
       }
 
-      const out = run(['commit', '-m', 'chore: update ai-review findings [skip ci]'], repoDir);
+      const out = run(['commit', '-m', `chore: update ai-review findings ${BOT_COMMIT_MARKER}`], repoDir);
       const commitHash = out.match(/\[.+ ([a-f0-9]+)\]/)?.[1] || 'unknown';
       try {
         run(['push', remoteUrl, PR_HEAD_BRANCH], repoDir, credEnv);

app/git.test.js

@@ -3,7 +3,7 @@ import assert from 'node:assert/strict';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
-import { commitAndPush, cloneRepo, SYNC_PATHS } from './git.js';
+import { commitAndPush, cloneRepo, SYNC_PATHS, BOT_COMMIT_MARKER } from './git.js';
 
 // --- helpers ---
 function makeTmpWorkspace() {
@@ -60,6 +60,15 @@ describe('commitAndPush', () => {
     }
   });
 
+  it('tags auto commits with the bot marker for workflow filtering', async () => {
+    const spawn = makeSpawn();
+    await commitAndPush(workspace, path.join(workspace, 'repo'), spawn, sourceRoot);
+
+    const commitCall = spawn.calls.find(c => c.args[0] === 'commit');
+    assert.ok(commitCall, 'expected git commit to run');
+    assert.ok(commitCall.args.some(arg => arg.includes(BOT_COMMIT_MARKER)), 'expected commit message to include bot marker');
+  });
+
   it('uses GIT_ASKPASS env for network operations (fetch, push, clone)', async () => {
     const spawn = makeSpawn();
     await commitAndPush(workspace, path.join(workspace, 'repo'), spawn, sourceRoot);