chore: add GitHub action to make a release with `.xdc` file

.github/workflows/offline-version-website.yml

@@ -3,16 +3,18 @@
 name: Deploy Nuxt site to Pages
 
 on:
-  # Runs on pushes targeting the default branch
   push:
-    branches: ["webxdc-prototype"]
+    tags:
+      - webxdc*
+    # branches: ["webxdc-prototype"]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
 
 # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
 permissions:
-  contents: read
+  # Need `contents: write` to make a release.
+  contents: write
   pages: write
   id-token: write
 
@@ -23,8 +25,43 @@ concurrency:
   cancel-in-progress: false
 
 jobs:
-  # Build job
-  build:
+  release-webxdc:
+    # Only make a release on tags
+    if: startsWith(github.ref, 'refs/tags/')
+    runs-on: ubuntu-latest
+    steps:
+      # TODO refactor: steps are duplicated for both jobs. I think
+      # YAML can help here.
+      - name: Checkout
+        uses: actions/checkout@v3
+      # https://pnpm.io/continuous-integration
+      - name: Set up pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 7
+      - name: Setup Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: "16"
+          cache: "pnpm"
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Build
+        run: pnpm run build-webxdc
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          # prerelease: ${{ contains(github.event.ref, '-beta') }}
+          prerelease: true
+          fail_on_unmatched_files: true
+          files: dist/*.xdc
+
+  # Deploy to GitHub Pages.
+  deploy-gh-pages:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -39,10 +76,11 @@ jobs:
         with:
           node-version: "16"
           cache: "pnpm"
-      - name: Setup Pages
-        uses: actions/configure-pages@v3
       - name: Install dependencies
         run: pnpm install
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v3
       - name: Build
         env:
           REPO_OWNER_AND_NAME: ${{ github.repository }}
@@ -53,15 +91,6 @@ jobs:
         uses: actions/upload-pages-artifact@v1
         with:
           path: ./dist
-
-  # Deployment job
-  deploy:
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-    runs-on: ubuntu-latest
-    needs: build
-    steps:
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v1