Publish new release to VSCode marketplace action (#21)

* Publish new release to VSCode marketplace action

* add newline

Co-authored-by: Александр Степанченко <kellas@Aleksandrs-MacBook-Pro.local>
Co-authored-by: Alex Step <to@alexstep.com>

.github/workflows/publish-vscode-extension.yml

@@ -0,0 +1,19 @@
+name: Publish release to VSCode marketplace
+
+on:
+  release: 
+    types: 
+      - created
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: npm ci
+      - run: npm test
+      - uses: lannonbr/vsce-action@master
+        with:
+          args: "publish -p $VSCE_TOKEN"
+        env:
+          VSCE_TOKEN: ${{ secrets.VSCE_TOKEN }}