=== ROUTER STEP FACTS CONTRACT VALIDATION ===
step=STEP_044R_ACTIVITY_SAMPLER_SYSTEMD_INSTALL_DISABLED
decision=STOP
all_ok=False
structure_ok=True
success_ok=False
expected_absence_ok=False
blockers_ok=True
success_checks_count=46
expected_absence_count=14

false_success_checks:
  - service_disabled

true_expected_absence:
  - service_enabled

warnings:
  - STEP_044R installs service/timer files but intentionally leaves them disabled and inactive.
  - No sampler --apply was executed by systemd in this step.
  - Next step can enable/start timer after final read-only safety check.