add release action

.github/workflows/release.yml

@@ -0,0 +1,33 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - master
+      - release-automation
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+
+      - name: Create tags
+        id: create_tags
+        run: |
+          ci/tag-new-crates.sh
+          git push --tags
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      # - name: Publish crates
+      #   id: publish_crates
+      #   needs: create_tags
+      #   run: ci/publish-crates.sh