ci: introduce release job

.github/workflows/release.yaml

@@ -0,0 +1,48 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+  pull_request:
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      - run: npm i
+
+      - name: Publish to marketplace
+        uses: HaaLeo/publish-vscode-extension@v1
+        with:
+          pat: TOKEN_STUB #${{ secrets.VS_MARKETPLACE_TOKEN }}
+          registryUrl: https://marketplace.visualstudio.com
+          dryRun: true
+
+      - name: Create GitHub Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: 0.0.1 #${{ github.ref }}
+          release_name: Release 0.0.1 #Release ${{ github.ref }}
+          draft: true # false
+          prerelease: false
+
+      - name: Upload extension package
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ${{ steps.publishToOpenVSX.outputs.vsixPath }}
+          asset_name: monokle.vsix
+          asset_content_type: application/octet-stream