feat: implement Llama 3.2 Vision support in chatbot for image analysis

fix: improve chatbot self-awareness and expand model engine mapping

feat: improve mobile responsiveness for agent chat and tender tabs, verified groq integration

🚀 Fix: Chat connectivity using absolute backend URL

feat: add Voice Command Mode and Anexos Express generator

feat: responsive agent chat with file upload capability

fix: chat response visibility and backend fallback

feat: enhance tender details UI, fix scroll-to-top issues, and integrate Groq chat

Enhance Agent Chat with typing effects, suggested questions, and premium visual feedback

Implement Agent Chat feature with expert selection and real-time context