Create release.yaml

automatic package release, closes #30

Author: mlinmg

.github/workflows/release.yaml

@@ -0,0 +1,38 @@
+name: Create Release on Version Change
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'setup.py'  
+
+jobs:
+  check-and-create-release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 2  # to check against previus releases
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+
+      - name: Extract Version
+        id: get_version
+        run: |
+          VERSION=$(python setup.py --version)
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: v${{ steps.get_version.outputs.version }}
+          release_name: Release v${{ steps.get_version.outputs.version }}
+          draft: false
+          prerelease: false