refactor: improve comment formatting and streamline AI handling in findings processing

app/main.js

@@ -13,7 +13,6 @@ async function main() {
   console.log(`  repo=${GITEA_REPOSITORY}  PR=#${PR_NUMBER}`);
   console.log(`  ${PR_HEAD_BRANCH} -> ${PR_BASE_BRANCH}`);
 
-  // 偵測 LLM
   const { provider, baseURL, model } = getLLMConfig();
   if (!provider) {
     console.error('❌ 未設定任何 LLM API Key，請檢查 action inputs');
@@ -21,11 +20,9 @@ async function main() {
   }
   console.log(`  LLM: provider=${provider}  model=${model}  base_url=${baseURL}`);
 
-  // 載入角色
   const roles = loadRoles();
   console.log(`  已載入 ${roles.length} 個角色: [${roles.map(r => r.name).join(', ')}]`);
 
-  // 取得 PR diff
   let diff;
   try {
     diff = await getPRDiff();
@@ -40,7 +37,6 @@ async function main() {
     process.exit(0);
   }
 
-  // 發布角色介紹 comment
   try {
     const intro = getRoleIntro(roles) + `\n\n> 🔍 服務：${provider}  模型：${model}`;
     await postComment(intro);
@@ -48,7 +44,6 @@ async function main() {
   } catch (e) {
     console.log(`  ⚠️  comment 發布失敗（繼續執行）: ${e.message}`);
   }
-  console.log('  Step1 完成');
 
   // Step2: 各角色分析 diff 產生新 findings
   console.log('\n📊 Step2: Findings 產生');
@@ -65,7 +60,6 @@ async function main() {
 
   // Step3: 讀取舊 findings，合併去重（含 AI 語意去重）
   console.log('\n🔀 Step3: Findings 合併');
-  // Clone repo 以讀取舊 findings 與排除清單
   let repoDir;
   try {
     repoDir = cloneRepo(WORKSPACE);
@@ -91,7 +85,6 @@ async function main() {
   // Step5: 寫入 findings.json，依序發布 comment
   console.log('\n📝 Step5: Findings 寫入與 Comment 發布');
   saveFindings(WORKSPACE, filtered);
-
   try {
     await postOldFindingsComment(filtered);
     await postNewNonCriticalComment(filtered);
@@ -114,7 +107,6 @@ async function main() {
     process.exit(1);
   }
   console.log('  ✅ 無嚴重問題');
-
   console.log('\n✅ Pipeline 完成');
   console.log('='.repeat(60));
 }