Rollback notebook to user-undone local version

Harden Colab notebook with CUDA torch preflight and streaming logs

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

Make unsafe release-fix demo use irreversible force-push scenario

Force rebuild after demo JS fix

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

Promote serving Dockerfile to Space root

PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

initial commit