feat: implement Hive service for local data persistence, user management, and playlist configuration.

bin/pubspec.yaml

@@ -0,0 +1,13 @@
+name: xtremflow_server
+description: Backend server with API proxy
+publish_to: 'none'
+version: 1.0.0+1
+
+environment:
+  sdk: '>=3.0.0 <4.0.0'
+
+dependencies:
+  shelf: ^1.4.1
+  shelf_static: ^1.1.2
+  http: ^1.2.0
+  args: ^2.4.2