chore: Use dynamic base URL for API reference in main.ts

- Set base URL to localhost in dev and production URL otherwise
- Construct openapi.json URL relative to base URL for flexibility
- Hide download button in API reference UI for cleaner interface

Author: koki-develop

src/main.ts

@@ -1,12 +1,17 @@
 import { createApiReference } from "@scalar/api-reference";
 import "@scalar/api-reference/style.css";
 
+const baseUrl = import.meta.env.DEV
+  ? "http://127.0.0.1:3000"
+  : "https://codize.dev";
+
 createApiReference("#app", {
-  url: "https://codize.dev/api/v1/openapi.json",
+  url: new URL("/api/v1/openapi.json", baseUrl).href,
   agent: {
     disabled: true,
   },
   showDeveloperTools: "never",
   hideClientButton: true,
   hideTestRequestButton: true,
+  hideDownloadButton: true,
 });