Deploy action (#7)

* Deploy action

* Testing action

* Working

.github/workflows/deploy.yml

@@ -0,0 +1,27 @@
+name: Deploy new version
+
+on:
+  pull_request:
+    branches:
+      - main
+    types: closed
+
+jobs:
+  release:
+    if: ${{ github.event.pull_request.merged }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18.16.0
+
+      - name: Install vsce
+        run: npm install -g @vscode/vsce
+
+      - name: Package extension
+        run: vsce package
+
+      - name: Publish extension
+        run: vsce publish -p ${{ secrets.ACCESS_TOKEN }}