Revert "Support cors"

This reverts commit b49dc6f.

arb-gateway/src/worker.ts

@@ -1,14 +1,11 @@
 import { Server } from '@ensdomains/ccip-read-cf-worker';
-import { createCors } from 'itty-router';
 import type { Router } from '@ensdomains/evm-gateway';
-
 interface Env {
   L1_PROVIDER_URL: string;
   L2_PROVIDER_URL: string;
   L2_ROLLUP: string;
 }
 
-const {corsify} = createCors()
 let app: Router;
 async function fetch(request: Request, env: Env) {
   // Loading libraries dynamically as a temp work around.
@@ -34,7 +31,7 @@ async function fetch(request: Request, env: Env) {
     gateway.add(server);
     app = server.makeApp('/');
   }
-  return app.handle(request).then(corsify);
+  return app.handle(request);
 }
 
 export default {

arb-verifier/package.json

@@ -37,8 +37,7 @@
     "typescript": "^5.2.2"
   },
   "dependencies": {
-    "@arbitrum/nitro-contracts": "^1.1.0",
     "@ensdomains/evm-verifier": "^0.1.0",
-    "itty-router": "^4.0.23"
+    "@arbitrum/nitro-contracts": "^1.1.0"
   }
 }

evm-gateway/src/utils.ts

@@ -1,3 +1,3 @@
 export interface Router {
-  handle: (request: Request) => Promise<any>;
+  handle: (request: Request) => void;
 }