Fix custom domain configuration for hylo-lang.org

- Add site URL to astro.config.ts
- Move CNAME file to public directory
- Simplify GitHub Actions build command

Author: tothambrus11

.github/workflows/astro.yml

@@ -52,10 +52,7 @@ jobs:
         run: pnpm install --frozen-lockfile
         working-directory: ${{ env.BUILD_PATH }}
       - name: Build with Astro
-        run: |
-          pnpm astro build \
-            --site "https://hylo-lang.org" \
-            --base ""
+        run: pnpm astro build
         working-directory: ${{ env.BUILD_PATH }}
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3

.idea/workspace.xml

@@ -10,6 +10,7 @@ import {compilerRepoLink, slackLink} from "./src/links.ts";
 
 // https://astro.build/config
 export default defineConfig({
+    site: 'https://hylo-lang.org',
     integrations: [
         starlight({
             title: 'Hylo',