feat(schedules): replace hardcoded cron schedule with CLEANUP_CRON_JOB constant

- Updated the cron schedule for Docker cleanup tasks across multiple files to use the new CLEANUP_CRON_JOB constant.
- This change enhances maintainability by centralizing the cron schedule configuration, ensuring consistency across the application.

packages/server/src/constants/index.ts

@@ -2,6 +2,7 @@ import path from "node:path";
 import Docker from "dockerode";
 
 export const IS_CLOUD = process.env.IS_CLOUD === "true";
+export const CLEANUP_CRON_JOB = "50 23 * * *";
 export const docker = new Docker();
 
 export const BETTER_AUTH_SECRET =
@@ -29,5 +30,6 @@ export const paths = (isServer = false) => {
 		REGISTRY_PATH: `${BASE_PATH}/registry`,
 		SCHEDULES_PATH: `${BASE_PATH}/schedules`,
 		VOLUME_BACKUPS_PATH: `${BASE_PATH}/volume-backups`,
+		VOLUME_BACKUP_LOCK_PATH: `${BASE_PATH}/volume-backup-lock`,
 	};
 };