Add service handler registration and DI support

Introduces dependency injection via Inversify and reflect-metadata, adds a service handler registry for packet handling, and updates core initialization to auto-register and bind service handlers. Also updates Vite configs and auto-include logic to support protocol service files.

packages/napcat-core/packet/handler/serviceRegister.ts

@@ -0,0 +1,24 @@
+import "reflect-metadata";
+import { Container, injectable } from "inversify";
+import { NapCatCore } from "../..";
+
+export const container = new Container();
+
+export const ReceiverServiceRegistry = new Map<string, new (...args: any[]) => ServiceBase>();
+
+export abstract class ServiceBase {
+    get core(): NapCatCore {
+        return container.get(NapCatCore);
+    }
+
+    abstract handler(seq: number, hex_data: string): Promise<void> | void;
+}
+
+export function ReceiveService(serviceName: string) {
+    return function <T extends new (...args: any[]) => ServiceBase>(constructor: T) {
+        injectable()(constructor);
+        ReceiverServiceRegistry.set(serviceName, constructor);
+        return constructor;
+    };
+}
+