Ultralytics Actions JSON, CSS and autolabel support

[UltralyticsAssistant]

This pull request significantly enhances the Ultralytics Actions workflow, introducing support for JSON and CSS formatting, alongside intelligent issue and PR handling. This includes automatic labeling, spam detection, abuse identification, and off-topic filtering, all powered by OpenAI GPT-4o. These updates ensure a more efficient and organized workflow, adhering to the latest Ultralytics standards.

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Updated GitHub Actions workflow to format code and documentation more effectively.

📊 Key Changes

• Expanded trigger events to include issues and additional PR actions.
• Updated token usage for formatting with personal access token fallback.
• Enhanced formatting features:
  • Added CSS to Prettier formatting.
  • Disabled broken link checking.
• Improved PR summary generation with GPT-4 support.

🎯 Purpose & Impact

• 📈 Enhanced Automation: Workflow triggers for a broader set of actions, ensuring more comprehensive auto-formatting and labeling.
• 🎨 Better Formatting: Inclusion of CSS in formatting supports wider code styles.
• 🧹 Streamlined Operations: Disabling broken link checks speeds up the process, improving efficiency.
• 🤖 Smarter Summaries: Utilizing GPT-4 for PR summaries aids in better communication and understanding of changes.