Update Astro site URL to awesome-copilot.github.com with root base path (#925)

* Initial plan

* chore: update Astro site URL to awesome-copilot.github.com with root base path

Co-authored-by: aaronpowell <434140+aaronpowell@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: aaronpowell <434140+aaronpowell@users.noreply.github.com>

Author: Copilot

website/astro.config.mjs

@@ -5,8 +5,8 @@ import pagefindResources from "./src/integrations/pagefind-resources";
 
 // https://astro.build/config
 export default defineConfig({
-  site: "https://github.github.com/",
-  base: "/awesome-copilot/",
+  site: "https://awesome-copilot.github.com/",
+  base: "/",
   output: "static",
   integrations: [
     starlight({

website/src/integrations/pagefind-resources.ts

@@ -86,7 +86,7 @@ export default function pagefindResources(): AstroIntegration {
             records = [];
           }
 
-          // Use the base path from Astro config (e.g. "/awesome-copilot/")
+          // Use the base path from Astro config (e.g. "/")
           const base = siteBase.endsWith("/") ? siteBase : `${siteBase}/`;
 
           let added = 0;