CM-22812 - Setup pre-release flow

.github/workflows/pre_release.yml

@@ -0,0 +1,55 @@
+name: Build and Publish pre-release
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  pre_release:
+    name: Pre-Release
+    runs-on: ubuntu-latest
+    permissions:
+      actions: write
+      id-token: write
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+
+    - name: Set up Python 3.7
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.7'
+
+    - name: Install Poetry
+      run: |
+        curl -sSL https://install.python-poetry.org | python - -y
+
+    - name: Update PATH
+      run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+    - name: Install Poetry Plugin
+      run: poetry self add "poetry-dynamic-versioning[plugin]"
+
+    - name: Check Pre-Release Version
+      id: check-version
+      run: |
+        echo "::debug::Package version: $(poetry version --short)"
+        [[ "$(poetry version --short)" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]] || echo prerelease=true >> $GITHUB_OUTPUT
+
+    - name: Exit if not Pre-Release Version
+      if: steps.check-version.outputs.prerelease != 'true'
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        gh run cancel ${{ github.run_id }}
+        gh run watch ${{ github.run_id }}
+
+    - name: Build package
+      run: poetry build
+
+    - name: Publish a Python distribution to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1