docs: migrate to vitepress

vitepress feels a bit more polished and clean

.github/workflows/pages.yml

@@ -1,8 +1,9 @@
-name: Deploy to GitHub Pages
+name: Deploy VitePress site to Pages
 
 on:
   push:
-    branches: [ main ]
+    branches: [main]
+  workflow_dispatch:
 
 permissions:
   contents: read
@@ -10,22 +11,42 @@ permissions:
   id-token: write
 
 jobs:
-  build:
+  vitepress:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout your repository using git
+      - name: Checkout
         uses: actions/checkout@v4
-      - name: Install, build, and upload your site
-        uses: withastro/action@v2
         with:
-          path: ./docs
+          fetch-depth: 0 # Not needed if lastUpdated is not enabled
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v4
+
+      - name: Install dependencies
+        run: npm ci
+        working-directory: docs
+
+      - name: Build with VitePress
+        run: npm run build
+        working-directory: docs
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: docs/dist
 
   deploy:
-    needs: build
-    runs-on: ubuntu-latest
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
+    needs: vitepress
+    runs-on: ubuntu-latest
+    name: Deploy
     steps:
       - name: Deploy to GitHub Pages
         id: deployment