ci: improve release process

.github/workflows/release.yml

@@ -0,0 +1,18 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - v*.x
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: technote-space/auto-cancel-redundant-workflow@v1
+      - uses: actions/checkout@v2
+      - run: npm install
+      - run: npm run all
+      - uses: cycjimmy/semantic-release-action@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}