Dynamic AI response status and related resources display

[reakaleek]

Changes

Added dynamic AI response status indicators and references display:

• Status Messages: Show real-time progress during AI responses
  • "Thinking..." → "Searching for "{query}"..." → "Generating..." → "Finding sources..."
• References Section: Parse and display source documents from AI responses (split at --- references --- delimiter)
• Send Button UX: Button styling changes from outlined to filled when input contains text

Recording

cursorful-video-1760100875529.mp4

[Copilot]

Pull Request Overview

This PR adds dynamic AI response status indicators and references display to enhance the user experience during AI conversations. The changes provide real-time feedback about the AI's processing state and display source documents referenced in responses.

• Real-time status messages that progress through different AI processing states ("Thinking" → "Searching" → "Generating" → "Finding sources")
• References section that parses and displays source documents from AI responses using a delimiter-based approach
• Improved UI styling with dynamic send button appearance and refined message spacing

Reviewed Changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
AskAiUsecase.cs	Updates AI prompt to include formatting guidelines and references extraction schema with JSON structure
RelatedResources.tsx	New component to parse and display references from AI responses as formatted resource links
GeneratingStatus.tsx	New component providing dynamic status indicators based on AI processing state
ChatMessageList.tsx	Increases spacing between chat messages for better visual separation
ChatMessage.tsx	Integrates new components, splits content/references, and updates UI styling
Chat.tsx	Adds input state tracking for dynamic send button styling