fable-mode (A)
Part 3 · EACH TOOL · Slide 16 of 60
The discipline contract. /fable-mode. ORIENT → PROBE → ACT → PROVE → BANK. Probe the live system before reasoning; a "done" claim needs evidence in the transcript (exit code, diff, status) or is labeled [unverified]; bank state before stopping; when tools degrade, reroute instead of stalling. Anchored automatically by the SessionStart hook; the skill is the full text.