Fix UI reward display: use correct field names (value/breakdown instead of step_reward/score)

Add defensive reward clamp after grader override

Fix circular import in server

Add interactive Gradio UI at root endpoint

Fix /reset endpoint allowing empty body (null input)

Add root endpoint to show environment info instead of 404

Fix build-backend and relax version pins for uv compatibility

Add pyproject.toml, server/app.py, uv.lock for openenv validate compliance

Initial commit of IncidentOps OpenEnv environment