- Updated AI model references from "gemini-2.0-flash-exp" to "gemini-2.5-flash" across various components, ensuring compatibility with the latest AI capabilities.
- Enhanced the AgentChatWidget to improve user experience with new features such as message copying, improved input handling, and session management.
- Introduced a chat session management system, allowing users to create and switch between multiple chat sessions seamlessly.
- Improved UI elements for better visibility and interaction, including styled buttons and tooltips for enhanced usability.
- Revised function schemas in `function_schemas.json` to streamline resource listing and searching, including new parameters for dungeon and overworld queries.
- Introduced a new system prompt in `system_prompt_v3.txt` to improve the agent's proactive exploration and multi-tool chaining strategies.
- Updated `GeminiAIService` to support the new prompt version and enhanced function calling logic for better tool integration.
- Added tests for multimodal image analysis and error handling in `test_gemini_vision.cc` to ensure robust functionality.
