fix: 修正 findings.json 路徑重複問題

Dockerfile

@@ -1,8 +1,4 @@
-FROM node:20-slim
-
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    git \
-    && rm -rf /var/lib/apt/lists/*
+FROM node:20
 
 WORKDIR /action
 

TODO.md

@@ -27,7 +27,7 @@
 
 ---
 
+
 每個階段都會加上明確的 log，並確保即使部分功能未完成也能降級執行、不會中斷 pipeline。
 
-每次執行後請貼 log，我會協助 debug。
-
+每次執行後請貼 log，我會協助 debug。

app/git.js

@@ -1,23 +1,47 @@
 import fs from 'fs';
 import path from 'path';
-import { commitFile } from './gitea.js';
-import { FINDINGS_PATH } from './config.js';
+import axios from 'axios';
+import https from 'https';
+import { GITEA_TOKEN, GITEA_SERVER_URL, GITEA_REPOSITORY, PR_HEAD_BRANCH, FINDINGS_PATH } from './config.js';
+
+const httpsAgent = new https.Agent({ rejectUnauthorized: false });
+const headers = () => ({ Authorization: `token ${GITEA_TOKEN}`, 'Content-Type': 'application/json' });
+const api = (p) => `${GITEA_SERVER_URL.replace(/\/$/, '')}/api/v1${p}`;
 
-/**
- * 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=${process.env.PR_HEAD_BRANCH}`);
+    const encoded = Buffer.from(content).toString('base64');
+    const url = api(`/repos/${GITEA_REPOSITORY}/contents/${FINDINGS_PATH}`);
+
+    // 取得現有檔案 SHA（若存在）
+    let sha;
+    try {
+      const res = await axios.get(`${url}?ref=${encodeURIComponent(PR_HEAD_BRANCH)}`, { headers: headers(), httpsAgent, timeout: 15000 });
+      sha = res.data.sha;
+    } catch {
+      sha = undefined;
+    }
+
+    const payload = JSON.stringify({
+      message: 'chore: update ai-review findings [skip ci]',
+      content: encoded,
+      branch: PR_HEAD_BRANCH,
+      ...(sha ? { sha } : {}),
+    });
+
+    const resp = await axios.request({
+      method: sha ? 'put' : 'post',
+      url,
+      headers: { ...headers(), 'Content-Type': 'application/json' },
+      httpsAgent,
+      timeout: 30000,
+      data: payload,
+    });
+
+    const commitHash = resp.data.commit?.sha?.slice(0, 7) || 'unknown';
+    console.log(`  ✅ persisted findings  commit=${commitHash}  push=${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, PR_HEAD_BRANCH } from './config.js';
+import { GITEA_TOKEN, GITEA_SERVER_URL, GITEA_REPOSITORY, PR_NUMBER } from './config.js';
 
 const httpsAgent = new https.Agent({ rejectUnauthorized: false });
 const headers = () => ({ Authorization: `token ${GITEA_TOKEN}`, 'Content-Type': 'application/json' });
@@ -15,40 +15,3 @@ export async function postComment(body) {
   const resp = await axios.post(api(`/repos/${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;
-}