Little release improvements (#5)

Author: wnagele

.github/workflows/create-release.yml

@@ -26,10 +26,11 @@ jobs:
       - name: Package
         run: |
           mkdir .pio/package
-          mv .pio/build/esp32_c3_devkit/firmware.bin .pio/package/firmware-esp32_c3_devkit-${{ github.sha }}.bin
+          mv .pio/build/esp32_c3_devkit/firmware.bin .pio/package/firmware-esp32_c3_devkit-${{ github.ref_name }}.bin
       - name: Release
         uses: softprops/action-gh-release@v2
         with:
           draft: true
+          generate_release_notes: true
           files: |
             .pio/package/*.bin