🔍 Summary

This Pull Request introduces significant improvements to the Bedrock Engineer chat interface, focusing on the integration of Amazon Bedrock Knowledge Base and overall user experience enhancement.

🛠 Key Changes

1. Amazon Bedrock Knowledge Base Integration

• ✨ Added a new "retrieve" tool for querying Knowledge Bases
• 🖥 Implemented UI components for Knowledge Base configuration
• 🧠 Incorporated Knowledge Base information into system prompts

2. Extended Placeholder Functionality

• 🏷 Introduced {{knowledgeBases}} placeholder
• 🔄 Improved placeholder replacement logic for more flexible prompt customization

3. UI Enhancements

• 🎛 Expanded tool settings modal to include Knowledge Base management
• 📝 Added a user-friendly form for managing Knowledge Bases

4. Updated Type Definitions and Contexts

• 📊 Introduced KnowledgeBase type
• 🔧 Extended SettingsContext to support new features

5. Improved Code Organization and Testing

• 🧹 Refactored existing code for better maintainability
• 🧪 Added integration tests for new features

💡 Impact

These enhancements will allow users to leverage Amazon Bedrock Knowledge Base effectively, provide more flexible system prompt configurations, and improve overall user experience in managing knowledge bases and chat interactions.

👀 Review Notes

Reviewers are encouraged to pay special attention to the integration points with Amazon Bedrock and the new UI components for Knowledge Base management.

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