Fix minor deployment issues

Author: botder

docs/astro.config.mjs

@@ -3,16 +3,20 @@ import { defineConfig } from 'astro/config';
 import starlight from '@astrojs/starlight';
 import mtasaStartlightThemePlugin from 'starlight-theme-mtasa'
 
+const isDeploy = process.env.GITHUB_ACTIONS === 'true';
+const ownerName = isDeploy ? process.env.GITHUB_REPOSITORY_OWNER : undefined;
+const siteName = isDeploy ? `https://${process.env.GITHUB_REPOSITORY_NAME}.github.io` : undefined;
+
 // https://astro.build/config
 export default defineConfig({
-    site: 'https://multitheftauto.github.io',
-    base: 'starlight-theme-mtasa',
+    site: siteName,
+    base: ownerName,
     integrations: [
         starlight({
             title: 'Multi Theft Auto: Theme',
             plugins: [mtasaStartlightThemePlugin()],
             social: {
-                github: 'https://github.com/withastro/starlight',
+                github: 'https://github.com/multitheftauto/starlight-theme-mtasa',
             },
             sidebar: [
                 {

docs/src/content/docs/index.mdx

@@ -6,7 +6,7 @@ hero:
   tagline: Congrats on setting up a new Starlight project!
   actions:
     - text: Example Guide
-      link: /guides/example/
+      link: guides/example/
       icon: right-arrow
     - text: Read the Starlight docs
       link: https://starlight.astro.build