ci: add ci

.github/workflows/ci.yml

@@ -0,0 +1,52 @@
+name: CI
+
+on:
+  push:
+    branches: ["main", "dev"]
+  pull_request:
+    branches: ["main", "dev"]
+
+jobs:
+  tag-latest:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    needs: semantic-release
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    steps:
+    # if there were commits during previous steps
+    # actions/checkout#1327
+    # actions/checkout#461
+    - uses: actions/checkout@v4
+      with:
+        ref: ${{ github.ref }}
+    - name: Run latest-tag
+      uses: EndBug/[email protected]
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  semantic-release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      id-token: write
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+        token: ${{ secrets.PAT }}
+    - name: Set up Python 3.9
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.9'
+        cache: pip
+    # to bypass protected branch rules:
+    # https://python-semantic-release.readthedocs.io/en/latest/automatic-releases/github-actions.html#example-workflow (warnings section)
+    # https://github.com/python-semantic-release/python-semantic-release/issues/311
+    - name: semantic-release
+      run: |
+        python -m semantic_release version
+        python -m semantic_release publish
+      env:
+        GITHUB_TOKEN: ${{ secrets.PAT }}