优化了本地存储和一些组件细分，完成了复制图片、适配可以直接发送的功能

src/composables/useWebSocket.js

@@ -9,7 +9,7 @@ export function useWebSocket() {
     try {
       chatStore.connectionStatus = "connecting"
 
-      const wsUrl = "ws://localhost:12080/ws"
+      const wsUrl = "ws://g-ws.nailaoyun.cn/ws"
       console.log("连接WebSocket:", wsUrl)
 
       chatStore.socket = new WebSocket(wsUrl)