Release v0.3.0

fix/workflow

• change frontend/Dockerfile from npm run dev to npm run release
• precent try to create release when opening a pull request
• update workflow to not uploading to GitHub Container Registry
• don't parse the === in CHANGELOG
• update download_sparc script
• update run_server script

disruptions

• backend intergration
• time save fix
• fixed edit mode
• added delete mode

Resources

• backend intergration
• added delete mode
• fixed edit mode

various backend fixes

style changes

• added useAppTheme composable for better theme management
• updated badge colors for better visibility