feat(ci): update publish workflow to trigger on version tags

- Remove branch trigger and replace with tag trigger for versioning
- Simplify release creation by using softprops/action-gh-release
- Extract changelog based on version from tags

Author: atasoglu

.github/workflows/publish.yml

@@ -2,44 +2,24 @@ name: Publish to PyPI
 
 on:
   push:
-    branches: [main]
+    tags:
+      - 'v*'
 
 jobs:
   publish:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      id-token: write
 
     steps:
     - uses: actions/checkout@v4
-      with:
-        fetch-depth: 0
 
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
         python-version: '3.11'
 
-    - name: Get version from pyproject.toml
-      id: get_version
-      run: |
-        VERSION=$(grep '^version = ' pyproject.toml | sed 's/version = "\(.*\)"/\1/')
-        echo "version=v$VERSION" >> $GITHUB_OUTPUT
-
-    - name: Create Release
-      id: create_release
-      uses: actions/create-release@v1
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      with:
-        tag_name: ${{ steps.get_version.outputs.version }}
-        release_name: Release ${{ steps.get_version.outputs.version }}
-        body: |
-          ## What's Changed
-          ${{ github.event.head_commit.message }}
-
-          **Full Changelog**: https://github.com/${{ github.repository }}/commits/${{ steps.get_version.outputs.version }}
-        draft: false
-        prerelease: false
-
     - name: Install build dependencies
       run: |
         python -m pip install --upgrade pip
@@ -48,6 +28,21 @@ jobs:
     - name: Build package
       run: python -m build
 
+    - name: Extract changelog
+      id: changelog
+      run: |
+        VERSION=${GITHUB_REF#refs/tags/v}
+        CHANGELOG=$(awk '/## \['$VERSION'\]/,/## \[/' CHANGELOG.md | sed '$d' | tail -n +2)
+        echo "content<<EOF" >> $GITHUB_OUTPUT
+        echo "$CHANGELOG" >> $GITHUB_OUTPUT
+        echo "EOF" >> $GITHUB_OUTPUT
+
+    - name: Create Release
+      uses: softprops/action-gh-release@v1
+      with:
+        body: ${{ steps.changelog.outputs.content }}
+        generate_release_notes: false
+
     - name: Publish to PyPI
       env:
         TWINE_USERNAME: __token__