Update Colab notebook: 1.5B model, scaled rewards, tuned hyperparameters

Fix critical RL reward function exploits and training hyperparameters

Align with Advanced Llama 3.2 GRPO LoRA reference notebook pattern

Fix VALID_TARGETS_FOR_ATTACK and attacker heuristic/prompt inconsistencies

Fix format_comparison_metrics_html to accept run_comparison() dict directly

Add run_demo_episode wrapper to demo.py for dict-based episode results

Fix Gradio 6 deprecation warning: move theme/css out of Blocks constructor

Align train.py and Colab notebook with official Unsloth+OpenEnv GRPO patterns

Update metrics format with drift/oversight tracking, add colab training notebook

Fix requirements: add pandas>=2.0, set gradio>=6.0.0 consistently

Fix theme in Blocks constructor for HF Spaces compatibility

Add billing schema drift support with field renaming

Add drift-specific metrics: drift events, detection, adaptation rate

Add oversight accuracy and explanation quality metrics to dashboard

Improve HeuristicOversight explanations with specific data references

Add SLA policy drift support for ticketing system

Add structured explanation quality scoring for oversight agent

Fix schema drift renames to target actual Customer model fields

Fix window_ticks policy enforcement in billing refund validation

Add master improvement plan with prioritized fixes for hackathon submission

Add multi-agent GRPO training for all 3 agents (worker, attacker, oversight)

Add comprehensive gap analysis and 4-hour action plan for hackathon submission

Add randomized attacker, security metrics engine, and updated Gradio dashboard

Add episode metrics computation and HTML formatting for SentinelOps Arena

Replace HeuristicAttacker with RandomizedAttacker for probabilistic attacks

Improve Gradio UI layout with sidebar controls, sub-tabs, and styled score widgets

Revamp Gradio app with Gradio 6, custom cybersecurity theme, and rich visualizations

Remove hackathon_env template, rewrite train.py for SentinelOpsArena

Implement Phase 3 (HTTP server) and Phase 4 (demo + Gradio app)

Implement Phase 2: environment core with MCPEnvironment base

Implement Phase 1: models, enterprise systems, attacks, rewards

Refine build plan with devil's advocate corrections

Add phased build plan and setup guide for SentinelOps Arena

Update SentinelOps Arena with detailed 14-hour implementation plan

Add SentinelOps Arena project specification

Initial project setup for OpenEnv Hackathon