td_lang/examples/test_fork_reset.td

# test_fork_reset.td — Test fork -> edit -> eval -> reset

load "Qwen/Qwen3-VL-8B-Instruct" as base

# Create a checkpoint/fork
fork base as stable_fork

# Try a risky edit
edit base layers all using lora lr 5e-4

eval base -> risky_eval.json

# Revert base to the stable fork state
reset base to stable_fork