ci: setup release job (#2)

Author: LukasHirt

.github/workflows/release.yaml

@@ -0,0 +1,81 @@
+name: Release
+
+on:
+  workflow_dispatch:
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v5
+        with:
+          node-version: '22'
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10.4.1
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Run build
+        run: pnpm build
+
+      - name: Create tarball
+        run: |
+          tar -czf excalidraw.tar.gz dist/
+
+      - name: Configure Git
+        run: |
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+
+      - name: Generate changelog and bump version
+        id: version
+        run: |
+          changelogen --bump --output CHANGELOG.md
+
+          NEW_VERSION="v$(node -p "require('./package.json').version")"
+          echo "new_version=$NEW_VERSION" >> $GITHUB_OUTPUT
+
+      - name: Commit changes
+        run: |
+          git add package.json CHANGELOG.md
+          git commit -m "chore(release): ${{ steps.version.outputs.new_version }}"
+
+      - name: Create tag
+        run: git tag ${{ steps.version.outputs.new_version }}
+
+      - name: Push changes
+        run: |
+          git push origin main
+          git push origin ${{ steps.version.outputs.new_version }}
+
+      - name: Extract changelog for release
+        id: changelog
+        run: |
+          CHANGELOG=$(awk '/^## /{if(++count==2) exit} count==1' CHANGELOG.md | sed '1d')
+          echo "changelog<<EOF" >> $GITHUB_OUTPUT
+          echo "$CHANGELOG" >> $GITHUB_OUTPUT
+          echo "EOF" >> $GITHUB_OUTPUT
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: ${{ steps.version.outputs.new_version }}
+          name: Release ${{ steps.version.outputs.new_version }}
+          body: ${{ steps.changelog.outputs.changelog }}
+          draft: false
+          prerelease: false
+          files: excalidraw.tar.gz

.prettierignore

@@ -0,0 +1,2 @@
+dist
+pnpm-lock.yaml

package.json

@@ -20,6 +20,7 @@
     "@types/react-dom": "^19.2.1",
     "@vitejs/plugin-react": "^5.0.4",
     "@vitejs/plugin-vue-jsx": "^5.1.1",
+    "changelogen": "^0.6.2",
     "eslint": "^9.37.0",
     "eslint-plugin-vue": "^10.5.0",
     "globals": "^16.4.0",