add publish workflow

.github/workflows/publish.workflow.yaml

@@ -0,0 +1,27 @@
+name: Publish
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+permissions:
+  contents: write
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    env:
+      TWINE_USERNAME: ${{ secrets.TWINE_USERNAME }}
+      TWINE_PASSWORD: ${{ secrets.TWINE_PASSWORD }}
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Publish
+      run: make publish
+    - name: Create release
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        tag: ${{ github.ref_name }}
+      run: |
+        gh release create "$tag" \
+            --repo="$GITHUB_REPOSITORY" \
+            --title="${GITHUB_REPOSITORY#*/} ${tag#v}" \
+            --generate-notes