chore(training): optimize GRPO params for sub-4h target on RTX 4070

feat(security): apply phase 2 system hardening patch

fix: optimize GRPO trainer, ignore checkpoints and binary libs

UI A/B comparison, Updated READMe file, updated RL, Need to fix errors with train_grpo.py

Update

Grand Finale Update: Dynamic RL Guardrails, Telemetry Dashboard, and Orchestrator