feat: upgrade koa to v3 (#4396)

* feat: upgrade koa to v3

* fix: lint

Author: czy88840616

packages/web-koa/package.json

@@ -34,9 +34,9 @@
     "@koa/router": "^12.0.0",
     "@midwayjs/cookies": "^1.3.0",
     "@midwayjs/session": "workspace:^",
-    "@types/koa": "2.15.0",
+    "@types/koa": "3.0.0",
     "@types/qs": "6.9.18",
-    "koa": "2.16.2",
+    "koa": "3.0.1",
     "koa-bodyparser": "4.4.1",
     "qs": "6.14.0"
   },

packages/web-koa/src/framework.ts

@@ -236,7 +236,9 @@ export class MidwayKoaFramework extends BaseFramework<
   async loadMidwayController() {
     await this.generator.loadMidwayController(newRouter => {
       const dispatchFn = newRouter.middleware();
-      dispatchFn._name = `midwayController(${newRouter?.opts?.prefix || '/'})`;
+      (dispatchFn as any)._name = `midwayController(${
+        newRouter?.opts?.prefix || '/'
+      })`;
       this.app.use(dispatchFn);
     });
   }