Add changelog action

.github/workflows/changelog.yml

@@ -0,0 +1,29 @@
+name: "Update Changelog"
+
+on:
+  release:
+    types: [ published, edited, deleted ]
+
+jobs:
+  generate:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.release.target_commitish }}
+
+      - name: Generate changelog
+        uses: justbetter/generate-changelogs-action@main
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          repository: ${{ github.repository }}
+
+      - name: Commit CHANGELOG
+        uses: stefanzweifel/git-auto-commit-action@v4
+        with:
+          branch: ${{ github.event.release.target_commitish }}
+          commit_message: Update CHANGELOG
+          file_pattern: CHANGELOG.md