Add release helper workflow

.github/workflows/draft-release.yaml

@@ -0,0 +1,28 @@
+ame: Draft release
+
+on:
+  push:
+    tags:
+      - '\d+\.\d+(.\d+)?'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Create release archive
+      run: zip ${{ github.event.repository.name }}-${{ github.ref }}.zip LICENSE obs-visca-control.lua libvisca.lua ljsocket.lua
+
+    - name: Release
+      uses: softprops/action-gh-release@v1
+      if: startsWith(github.ref, 'refs/tags/')
+      with:
+          draft: true
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          files: ${{ github.event.repository.name }}-${{ github.ref }}.zip
+          generate_release_notes: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}