ci: add release drafter (#545)

.github/workflows/draft-or-update-next-release.yml

@@ -0,0 +1,20 @@
+name: 📝 Draft or update next release
+concurrency: draft_or_update_next_release
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  prepare-deployment:
+    name: 📝 Draft or update next release
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v1
+
+      - uses: release-drafter/release-drafter@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}