R122/A1-A4 清理artifacts版本管理

.gitignore

@@ -20,11 +20,8 @@ client/test-results
 client/playwright-report
 .playwright-cli/
 output/
-artifacts/ad-hoc-visual-audit-*/
+artifacts/
 
 # Vitest coverage artifacts
 server/coverage
 server/.vitest
-
-# Local manual trialrun files
-artifacts/*.pdf