ci: release please (#16)

Author: mhanberg

.github/workflows/release.yaml

@@ -0,0 +1,39 @@
+name: Release
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  release:
+    name: release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: google-github-actions/release-please-action@v3
+        id: release
+        with:
+          release-type: node
+          package-name: elixir-tools
+
+      - name: Checkout
+        uses: actions/checkout@v3
+        if: ${{ steps.release.outputs.release_created }}
+
+
+      - name: Install Node.js
+        uses: actions/setup-node@v3
+        if: ${{ steps.release.outputs.release_created }}
+        with:
+          node-version: 16.x
+          cache: 'yarn'
+      - run: yarn install --immutable
+
+      - name: publish to marketplace
+        if: ${{ steps.release.outputs.release_created }}
+        env:
+          VSCE_PAT: ${{ secrets.VSCE_PAT }}
+        run: npx vsce publish