feat(backup): add containerarchive-backed backup storage, restore, download, and pruning support

ts/opsserver/handlers/backups.handler.ts

@@ -53,12 +53,8 @@ export class BackupsHandler {
         'restoreBackup',
         async (dataArg) => {
           await requireValidIdentity(this.opsServerRef.adminHandler, dataArg);
-          const backupPath = this.opsServerRef.oneboxRef.backupManager.getBackupFilePath(dataArg.backupId);
-          if (!backupPath) {
-            throw new plugins.typedrequest.TypedResponseError('Backup file not found');
-          }
           const rawResult = await this.opsServerRef.oneboxRef.backupManager.restoreBackup(
-            backupPath,
+            dataArg.backupId,
             dataArg.options,
           );
           return {
@@ -84,14 +80,11 @@ export class BackupsHandler {
           if (!backup) {
             throw new plugins.typedrequest.TypedResponseError('Backup not found');
           }
-          const filePath = this.opsServerRef.oneboxRef.backupManager.getBackupFilePath(dataArg.backupId);
-          if (!filePath) {
-            throw new plugins.typedrequest.TypedResponseError('Backup file not found');
-          }
           // Return a download URL that the client can fetch directly
+          const filename = backup.filename || `${backup.serviceName}-${backup.createdAt}.tar.enc`;
           return {
             downloadUrl: `/api/backups/${dataArg.backupId}/download`,
-            filename: backup.filename,
+            filename,
           };
         },
       ),