feat: implement custom node.js sync server and secure extension client with login/register UI

server/package.json

@@ -0,0 +1,14 @@
+{
+    "name": "quickpurge-sync",
+    "version": "1.0.0",
+    "description": "QuickPurge Sync Server",
+    "main": "server.js",
+    "dependencies": {
+        "cors": "^2.8.5",
+        "express": "^4.18.2",
+        "sqlite3": "^5.1.6"
+    },
+    "scripts": {
+        "start": "node server.js"
+    }
+}