feat: 完成P13治理收尾并创建P14执行合同（Issue: P13-1,P13-2,P13-3,P13-4,P13-5,P13-6,P13-7,P13-8,P14-0）

.gitignore

@@ -17,3 +17,7 @@ deploy/trialrun/backups
 # Playwright artifacts
 client/test-results
 client/playwright-report
+
+# Vitest coverage artifacts
+server/coverage
+server/.vitest