优化

src/messaging/const.ts

@@ -0,0 +1,17 @@
+// 请求信息
+export type L2ReqMsg = {
+    from: 'extension' | 'inject' | 'app'
+    target: string
+    method: string
+    params?: any
+    // [key: string]: any
+}
+
+// 响应信息
+export type L2ResMsg<L2Res = any> = {
+  code: number
+  message?: string
+  data?: L2Res
+}
+
+export const MESSAGE_TO_EXTENSION_ROUTE_MSG = 'routeMsg'