Feature/backup+restore (#2613)

* feat: Implementation on the backup for the service.

* wip: Getting the flow of backup/restore

* feat: Recover

* Feature: Commit the full pass on the backup restore.

* use special type for backup instead of special id (#2614)

* fix: Allow compat docker style to run again

* fix: Backup for the js side

* chore: Update some of the callbacks

---------

Co-authored-by: Aiden McClelland <3732071+dr-bonez@users.noreply.github.com>

container-runtime/src/Models/CallbackHolder.ts

@@ -2,16 +2,16 @@ export class CallbackHolder {
   constructor() {}
   private root = (Math.random() + 1).toString(36).substring(7)
   private inc = 0
-  private callbacks = new Map<string, Function>()
+  private callbacks = new Map<number, Function>()
   private newId() {
-    return this.root + (this.inc++).toString(36)
+    return this.inc++
   }
   addCallback(callback: Function) {
     const id = this.newId()
     this.callbacks.set(id, callback)
     return id
   }
-  callCallback(index: string, args: any[]): Promise<unknown> {
+  callCallback(index: number, args: any[]): Promise<unknown> {
     const callback = this.callbacks.get(index)
     if (!callback) throw new Error(`Callback ${index} does not exist`)
     this.callbacks.delete(index)

container-runtime/src/Models/Volume.ts

@@ -1,14 +1,17 @@
 import * as fs from "node:fs/promises"
 
+export const BACKUP = "backup"
 export class Volume {
   readonly path: string
   constructor(
     readonly volumeId: string,
     _path = "",
   ) {
-    const path = (this.path = `/media/startos/volumes/${volumeId}${
-      !_path ? "" : `/${_path}`
-    }`)
+    if (volumeId.toLowerCase() === BACKUP) {
+      this.path = `/media/startos/backup${!_path ? "" : `/${_path}`}`
+    } else {
+      this.path = `/media/startos/volumes/${volumeId}${!_path ? "" : `/${_path}`}`
+    }
   }
   async exists() {
     return fs.stat(this.path).then(