Builded new structure.

Now with remote setup and management Server
more than one Node can be connected
added user auth

management/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "incus-backup-ui-management",
+  "version": "0.1.0",
+  "type": "module",
+  "private": true,
+  "scripts": {
+    "dev": "node --watch src/index.js",
+    "start": "node src/index.js"
+  },
+  "dependencies": {
+    "cors": "^2.8.5",
+    "dotenv": "^16.4.7",
+    "express": "^4.21.2"
+  }
+}