templates(cloudflare-workers): convert main entry file from JS → TS

templates/cloudflare-workers/load-context.ts

@@ -1,7 +1,13 @@
 import { type PlatformProxy } from "wrangler";
 
+// PlatformProxy’s caches property is incompatible with the caches global
+// https://github.com/cloudflare/workers-sdk/blob/main/packages/wrangler/src/api/integrations/platform/caches.ts
+type Cloudflare = Omit<PlatformProxy<Env>, "dispose" | "caches"> & {
+  caches: CacheStorage;
+};
+
 declare module "@remix-run/cloudflare" {
   interface AppLoadContext {
-    cloudflare: Omit<PlatformProxy<Env>, "dispose">;
+    cloudflare: Cloudflare;
   }
 }

templates/cloudflare-workers/package.json

@@ -7,7 +7,7 @@
     "deploy": "wrangler deploy",
     "dev": "remix vite:dev",
     "lint": "eslint --ignore-path .gitignore --cache --cache-location ./node_modules/.cache/eslint .",
-    "start": "wrangler dev ./server.js",
+    "start": "wrangler dev",
     "typegen": "wrangler types",
     "typecheck": "tsc"
   },

templates/cloudflare-workers/server.js → templates/cloudflare-workers/server.ts

@@ -1,11 +1,14 @@
 import { getAssetFromKV } from "@cloudflare/kv-asset-handler";
-import { createRequestHandler } from "@remix-run/cloudflare";
-import * as remixBuild from "./build/server";
+import { createRequestHandler, type ServerBuild } from "@remix-run/cloudflare";
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore This file won’t exist if it hasn’t yet been built
+import * as build from "./build/server"; // eslint-disable-line import/no-unresolved
 // eslint-disable-next-line import/no-unresolved
 import __STATIC_CONTENT_MANIFEST from "__STATIC_CONTENT_MANIFEST";
 
 const MANIFEST = JSON.parse(__STATIC_CONTENT_MANIFEST);
-const handleRemixRequest = createRequestHandler(remixBuild);
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+const handleRemixRequest = createRequestHandler(build as any as ServerBuild);
 
 export default {
   async fetch(request, env, ctx) {
@@ -50,4 +53,4 @@ export default {
       return new Response("An unexpected error occurred", { status: 500 });
     }
   },
-};
+} satisfies ExportedHandler<Env & { __STATIC_CONTENT: KVNamespace<string> }>;

templates/cloudflare-workers/wrangler.toml

@@ -1,6 +1,6 @@
 name = "remix-cloudflare-workers-template"
 
-main = "./server.js"
+main = "./server.ts"
 workers_dev = true
 # https://developers.cloudflare.com/workers/platform/compatibility-dates
 compatibility_date = "2023-04-20"