feat: support search

Author: snowdream

src/index.js

@@ -5,11 +5,12 @@ addEventListener("fetch", (event) => {
   event.respondWith(handleRequest(event.request));
 });
 
-const dockerHub = "https://registry-1.docker.io";
+const registry_dockerHub = "https://registry-1.docker.io";
+const index_dockerHub = "https://index.docker.io";
 
 const routes = {
   // production
-  ["docker." + CUSTOM_DOMAIN]: dockerHub,
+  ["docker." + CUSTOM_DOMAIN]: registry_dockerHub,
   ["quay." + CUSTOM_DOMAIN]: "https://quay.io",
   ["gcr." + CUSTOM_DOMAIN]: "https://gcr.io",
   ["k8s-gcr." + CUSTOM_DOMAIN]: "https://k8s.gcr.io",
@@ -19,7 +20,7 @@ const routes = {
   ["ecr." + CUSTOM_DOMAIN]: "https://public.ecr.aws",
 
   // staging
-  ["docker-staging." + CUSTOM_DOMAIN]: dockerHub,
+  ["docker-staging." + CUSTOM_DOMAIN]: registry_dockerHub,
 };
 
 function routeByHosts(host) {
@@ -54,7 +55,7 @@ async function handleRequest(request) {
       }
     });
   }
-  const isDockerHub = upstream == dockerHub;
+  const isDockerHub = upstream == registry_dockerHub;
   const authorization = request.headers.get("Authorization");
   if (url.pathname == "/v2/") {
     const newUrl = new URL(upstream + "/v2/");