Enhance Chat UI with Message Editing, Deletion, Resizable Nodes, and Confirmation Dialogs

[navidshad]

📋 Summary

This PR improves the chat interface by adding resizable conversation nodes with persistent width, implementing single message deletion and content editing with re-chaining logic, and enhancing the UI layout with confirmation dialogs for message retry actions. Additionally, modal close handlers have been updated and message rendering logic simplified to improve stability and user experience.

🔗 Related Tasks

#86ex65mr3 - Improve UI layout with confirmation dialogs, add resizable conversation nodes, implement message editing and deletion, update modal handlers, and simplify message rendering logic.

📝 Additional Details

• Resizable conversation nodes now remember their width across sessions.
• Confirmation dialogs have been added before retrying message actions to prevent accidental retries.
• Single message deletion and editing include re-chaining logic to maintain conversation flow.
• Modal close handlers updated to prevent unexpected behavior.
• Message rendering logic refactored for better performance and readability.

📜 Commit List

• 12f18a7 refactor: improve UI layout and add confirmation dialogs for message retry actions #86ex65mr3
• 52fa5d9 feat: add resizable conversation nodes with persistent width state #86ex65mr3
• 3621e1f fix: update modal close handlers and simplify message rendering logic in chat components #86ex65mr3
• e32804c feat: implement single message deletion and content editing capabilities with re-chaining logic #86ex65mr3
• 8e515a9 Merge branch 'main' into dev

[navidshad]

Task linked: CU-86ex65mr3 Implement Message Remove/Edit