Fix GPT thread safety, improve relevance logic, and add caching for COCO matching

Async GPT enrichment: fire-and-forget background task updates track cards from UNASSESSED to ASSESSED

Event-driven MJPEG streaming, GPT concurrency semaphore, pre-resize frames in publisher

Jobs: forward cached GPT results, reduce stream buffer to 60, wire up first_frame_gpt_results

Add vision-grounded mission parsing: send first frame to GPT for object class refinement

feat: Add LLM post-processing relevance gate for broad detection

feat: Add mission-driven object relevance abstractions

feat: Add threat chat feature for Q&A about detected threats

feat(threat-assessment): implement naval threat analysis with GPT-4o\n\n- Rename utils/gpt_distance.py to utils/gpt_reasoning.py and update logic for 15 naval threat features\n- Add Pydantic schemas for NavalThreatAssessment in utils/schemas.py\n- Update backend (app.py, inference.py) to use new threat estimation and pass full metadata\n- refactor(frontend): render threat level badges and detailed feature table in UI

feat: Implement depth-based distance estimation and frontend integration

feat: Real-time radar directionality via track sync

fix: Update static file path for deployment

feat: Continuous object tracking, speed estimation, and overlay syncing

Fix inference concurrency bugs and enable default first-frame GPT

Add internvl dependency and disable frontend caching

Optimize streaming buffer and implement parallel depth pipeline

Refactor: Decouple depth estimator and suppress noisy logs

fix: Handle empty GPT responses and log outputs

feat: Implement Tab 2 GPT-based ranging and remove legacy depth calc

Optimize MJPEG stream and fix first-frame UX

Enable MJPEG streaming for live video feedback

Add python-dotenv support for local GPT testing

Integrated GPT Reasoning and Object Track Cards

Implement Tab 1 Radar View, fix background depth crash, and set main page redirect

Fix frontend layout and make depth estimation optional backend-wide

Feature: GPT distance integration, Radar Map, and optional legacy depth

Fix HuggingFace cache permission error by setting HF_HOME to /tmp

Fix GPU visibility, update depth scale, and improve radar display timing

Add startup GPU diagnostics

Update default depth_scale to 100.0 in app.py

feat: fix depth inversion and add video overlays

feat: fix multi-gpu visibility and improve logging

feat(inference): enable full multi-GPU support for all models

added estimated/relative distance

added depth view

added depth everything v2

added apple depth pro

wired endpoints to new html

added async first frame/video detection

added drone detector

removed owlv2

inital commit