feat: deploy to pages on tag

.github/workflows/gh-pages.yml

@@ -0,0 +1,51 @@
+name: gh-pages
+
+on:
+  push:
+    tags: [ '*' ]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: 'pages'
+  cancel-in-progress: true
+
+jobs:
+  publish:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 8
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 19
+          registry-url: 'https://registry.npmjs.org'
+          cache: 'pnpm'
+
+      - run: pnpm i
+      - run: pnpm -r build
+        env:
+          SVELTEKIT_BASE_URL: /roller
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v3
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v2
+        with:
+          path: 'sites/roller/build'
+
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v2

sites/roller/svelte.config.js

@@ -9,8 +9,10 @@ const config = {
     // See https://kit.svelte.dev/docs/adapters for more information about adapters.
     adapter: adapter(),
   },
-
   preprocess: vitePreprocess(),
+  paths: {
+    base: process.env.SVELTEKIT_BASE_URL || '',
+  },
 }
 
 export default config