feat: add createdAt timestamps to check-in logs and improve i18n translations

- Added createdAt timestamps to various check-in log entries in checkinService.ts for better tracking.
- Updated i18n translations in Models.tsx to improve user experience with accurate Chinese translations.
- Reduced default page size in ProgramLogs.tsx and ProxyLogs.tsx from 80 and 100 to 50 for better performance.
- Enhanced ProxyLogs.tsx with memoization for filtered logs and summary statistics.
- Implemented support for parsing Unix timestamps and PostgreSQL-style timezone offsets in checkinLogTime.ts.
- Added comprehensive tests for database proxy query wrapper in index.proxy-wrap.test.ts to ensure functionality.

src/server/routes/api/accountTokens.ts

@@ -274,6 +274,7 @@ async function appendTokenSyncEvent(result: SyncExecutionResult) {
       level,
       relatedId: result.accountId,
       relatedType: 'account',
+      createdAt: new Date().toISOString(),
     }).run();
   } catch {}
 }

src/server/routes/api/sites.ts

@@ -244,6 +244,7 @@ export async function sitesRoutes(app: FastifyInstance) {
             level: 'warning',
             relatedId: id,
             relatedType: 'site',
+            createdAt: new Date().toISOString(),
           }).run();
         } catch {}
       } else {
@@ -260,6 +261,7 @@ export async function sitesRoutes(app: FastifyInstance) {
             level: 'info',
             relatedId: id,
             relatedType: 'site',
+            createdAt: new Date().toISOString(),
           }).run();
         } catch {}
       }