fix: resolve [object Object] and implement streaming chat

fix: robust chat parsing and visibility fixes

debug: add diagnostic logging to chat

feat: implement phone-home debugging for frontend errors

debug: add Gradio version to health and enhance frontend logging

fix: Chat Agent server error — update to Gradio 6.x Chatbot messages format

Implement robust Gradio API path resolution with fallback and logging

fix: update Gradio API prefix to /gradio_api/call/ for ZeroGPU compatibility

feat: re-enable Run AI Analytics for user cases in TraceSceneFinal, keeping reference cases disabled

feat: disable RUN AI ANALYTICS button for all cases as requested

fix: refactor image loading to match TraceSceneUI structure using root-relative paths and direct directory mounting

fix: resolve broken image issue for uploaded and reference case photos by using standard API endpoints and avoiding /static prefix conflict with Gradio

feat: implement proper markdown formatting for scene analysis

fix: correct Gradio API path to /call/

feat: integrate static reference cases and update REST API

Add HF token for ZeroGPU auth

fix: add credentials 'include' to fetch calls for ZeroGPU Pro quota recognition

fix: robust SSE chunk parsing for ZeroGPU

fix: parse ZeroGPU SSE event format (event: complete/error)

fix: replace EventSource with fetch-based SSE for ZeroGPU compatibility

Fix gradio API call paths after removing /api prefix

Mount Gradio at / to satisfy ZeroGPU proxy limits

Deploy Chatbot, Animation, and Full TraceScene Application