fix: Display generated X-ray images in visualization panel

feat: Enable RoentGen-v2 synthetic X-ray generation

fix: Downgrade transformers to 4.51.3 to fix grounding tool

fix: Persist uploaded image across interactions to keep visualization visible

feat: Display uploaded X-ray image as reference before visualization

fix: Handle empty assistant responses when visualizations are generated

refactor: Remove FastAPI integration, keep Gradio only

fix: Preserve FastAPI routes when mounting Gradio

fix: Match NVIDIA's official NV-Reason-CXR loading approach

fix: Disable NV-Reason-CXR quantization in app.py to resolve dict.to_dict() error

feat: Add FastAPI to expose MedGemma via REST API

refactor: Integrate message box into chat interface

feat: Side-by-side layout with chat and visualization

fix: Display proper WhatsApp-style chat conversation flow

fix: Improve segmentation overlay and add DICOM support

fix: Enable Gemini vision support for image analysis

feat: Add Socratic AI Tutor mode with toggle

Display segmentation visualizations in UI

Add ChestXRaySegmentationTool for anatomical structure segmentation

Re-enable NV-Reason-CXR for L40S GPU (48GB VRAM)

Fix Gradio messages format based on official documentation

Fix Gradio messages format for updated HF Spaces

Revert to old Gradio format for HF Spaces compatibility

Re-enable MAIRA-2 Grounding for L40S GPU

Fix Gradio messages format for newer HF Spaces version

Disable MAIRA-2 Grounding to prioritize VQA on L4 GPU

Disable NV-Reason-CXR to prioritize VQA tool on L4 GPU

Re-enable NV-Reason-CXR for L4 GPU upgrade

Revert to older Gradio chatbot format for compatibility

Fix Gradio chatbot message format error

Disable NV-Reason-CXR to save storage space

Fix remaining tool loading issues

Fix multiple tool loading issues

Disable 4-bit quantization for NV-Reason-CXR to fix loading error

Fix tool loading errors in MedRAX2

Revert to Gemini 2.0 Flash as orchestrator

Replace Gemini with MedGemma-4B as main orchestrator

Add NVIDIA NV-Reason-CXR tool for expert chest X-ray analysis

Enable all medical imaging tools (VQA, classification, report generation, DICOM, web browsing)

Fix Gradio Chatbot compatibility - remove type parameter

Return file path instead of PIL Image for grounding visualization

Use custom Blocks interface with dedicated image output for grounding visualizations

Add grounding visualization image display in chat interface

Add Hugging Face Space deployment files