Enable GitHub Pages deployment

Author: mcecode

.github/workflows/deploy.yml

@@ -0,0 +1,33 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches: [ main ]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository using Git
+        uses: actions/checkout@v3
+      - name: Install, build, and upload website
+        uses: withastro/action@v0
+        with:
+          node-version: 20
+
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v1

README.md

@@ -1,6 +1,6 @@
 # mce.codes
 
-My personal website, built with [Astro](https://astro.build).
+My personal website, built with [Astro](https://astro.build) and deployed on [GitHub Pages](https://pages.github.com).
 
 ## Third-party assets and attributions
 

astro.config.ts

@@ -250,6 +250,7 @@ const generateIdsPlugin: PluginOption = {
 };
 
 export default <AstroUserConfig>{
+  site: "https://mce.codes",
   scopedStyleStrategy: "class",
   experimental: { assets: true },
   integrations: [optimizeImagesIntegration, compress({ img: false })],