feat: enhance findings and exclusions handling with repo state logging

app/main.js

@@ -4,7 +4,7 @@ import { loadRoles, getRoleIntro } from './roles.js';
 import { getPRDiff, postComment } from './gitea.js';
 import { analyzeWithRole, loadOldFindings, mergeFindings, sortByLevel, deduplicateWithAI, loadExclusions, applyExclusions, filterFalsePositivesWithAI } from './findings.js';
 import { saveFindings, postOldFindingsComment, postNewNonCriticalComment, postNewCriticalComments } from './comments.js';
-import { cloneRepo, commitAndPush } from './git.js';
+import { cloneRepo, commitAndPush, getRepoState } from './git.js';
 import { validateJSONArrayFile, ensureJSONArrayFileExists } from './json.js';
 
 const WORKSPACE = process.env.GITHUB_WORKSPACE || '/workspace';
@@ -69,6 +69,10 @@ async function main() {
   } catch (e) {
     console.log(`  ⚠️  clone repo 失敗（繼續執行）: ${e.message}`);
   }
+  const repoState = repoDir ? getRepoState(repoDir) : null;
+  if (repoState) {
+    console.log(`  repo 狀態: branch=${repoState.branch || 'detached'} commit=${repoState.shortSha || 'unknown'} commit_time=${repoState.commitTime || 'unknown'} path=${repoState.repoDir}`);
+  }
   const oldFindings = loadOldFindings(repoDir || WORKSPACE);
   const mergedFindings = mergeFindings(oldFindings, newFindings);
   console.log(`  Step3 merged findings total=${mergedFindings.length}`);
@@ -81,7 +85,7 @@ async function main() {
   // Step5: 讀取排除問題檔案，過濾 PR 問題表格，並請 AI 判斷誤報
   console.log('\n🚫 Step4: AI 排除問題過濾');
   // 輸入至 findings 用於 AI 誤報過濾，exclusions 同時作為已知誤報參考
-  const exclusions = loadExclusions(repoDir || WORKSPACE);
+  const exclusions = loadExclusions(repoDir || WORKSPACE, repoState);
   const ruleFiltered = applyExclusions(sorted, exclusions);
   const filtered = await filterFalsePositivesWithAI(ruleFiltered, exclusions);
   console.log(`  Step4 完成: findings total=${filtered.length}`);