{
  "schema": "MAKNOW_LAB_TASK_BRIEF_v1",
  "lesson_id": "FND-008",
  "lab_id": "FND008-LAB1",
  "artifact": "Execution Context Trace v1",
  "required_runs": [
    "baseline root/safe",
    "cwd mutation alternate/safe",
    "environment mutation with cwd held fixed",
    "changed-context transfer"
  ],
  "required_observables": [
    "cwd",
    "resolved_executable",
    "argv",
    "DEMO_MODE only",
    "stdout",
    "stderr",
    "exit_status",
    "resolved output path",
    "before/after hashes"
  ],
  "forbidden": [
    "network requirement",
    "credential use",
    "privileged operation",
    "host-destructive reset",
    "full environment dump",
    "treat exit 0 as correctness"
  ],
  "human_decision_required": true
}