feat(frontend): switch OpenAI chat to Vision RAG; wire image base64 to /api/vision-rag/query; add searchType/objectId/class_name and n_results; build and sync to static/

fix(frontend): force preview <img> to contain within container; rebuild & sync CRA assets

style(frontend): responsive preview container using viewport height so entire image fits; rebuild and sync

style(frontend): ensure image preview fits container without cropping; rebuild and sync CRA assets

fix(frontend): constrain preview image to container and improve OpenAI chat error logging; rebuild and sync CRA assets

chore: rebuild frontend and sync to static

Build frontend and update static files for deployment

feat(openai): add OpenAI Chat UI and backend via official OpenAI SDK; integrate built React assets; update requirements and env pins

Copy files from hf-space to vision_llm_agent