ci(release): add release workflow

.github/workflows/release.yml

@@ -0,0 +1,26 @@
+name: Semantic Release and Publish
+on:
+  push:
+    branches:
+      - master
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Commitlint
+        uses: wagoid/commitlint-github-action@v2
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+      - name: Install dependencies
+        run: npm ci
+      - name: Release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          VSCE_TOKEN: ${{ secrets.VSCE_TOKEN }}
+        run: npx semantic-release