fix(energy): checkpoint validated drill pagination and read-only preview

Co-authored-by: HiFox Agent <agents-noreply@hifox.com>

src/server/bootstrap.ts

@@ -3,6 +3,7 @@ import { startMileageBackgroundJobs } from './routes/mileage/index.js';
 
 /** 启动只应在服务进程中运行的数据库准备和定时任务。 */
 export function startBackgroundServices(): void {
+  if (process.env.DB_READ_ONLY === '1') return;
   ensureSchedulingTables().catch((error) => {
     console.error('scheduling bootstrap error:', error);
   });