fix(execute): the completion gate says which checks are commands and which are executor judgement

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tests/fixtures/jsonl-schemas.md

@@ -22,7 +22,7 @@
 | trekbrief-stats | ts, task, slug, mode, interview_turns, review_iterations, brief_quality, research_topics, auto_research, auto_result, intent_approved, project_dir, order_id, order_claimed_at, order_reason | commands/trekbrief.md (orchestrator-emit Phase 7; order_* added by lib/stats/stats-append.mjs) | trekbrief.md:1140-1164 | profile, phase_models, profile_source | none |
 | trekresearch-stats | ts, question, mode, scope, engine, slug, project_dir, brief_path, dimensions, dimensions_baseline, dimensions_baseline_preserved, effort, conv_turns, empty_turns, unique_sources, agents_local, agents_external, gemini_used, confidence, contradictions, open_questions | lib/stats/stats-append.mjs (trekresearch.md Stats tracking) | trekresearch.md:806-839 | profile, phase_models, parallel_agents, external_research_enabled, profile_source | none |
 | trekplan-stats | ts, task, mode, slug, brief_path, project_dir, codebase_size, codebase_files, agents_deployed, deep_dives, research_briefs_used, research_scout_used, critic_verdict, guardian_verdict, outcome | lib/stats/stats-append.mjs (trekplan.md Phase 12) | trekplan.md:1305-1333 | profile, phase_models, parallel_agents, profile_source | none |
-| trekexecute-stats (Phase 9 record) | ts, plan, plan_type, mode, result, steps_total, steps_passed, steps_failed, steps_skipped, failed_at_step | lib/stats/stats-append.mjs (trekexecute.md Phase 9) | trekexecute.md:2943-2965 | profile, phase_models, profile_source | none |
+| trekexecute-stats (Phase 9 record) | ts, plan, plan_type, mode, result, steps_total, steps_passed, steps_failed, steps_skipped, failed_at_step | lib/stats/stats-append.mjs (trekexecute.md Phase 9) | trekexecute.md:2950-2972 | profile, phase_models, profile_source | none |
 | trekexecute-stats (autonomy events) | ts, event, known_event, payload | lib/stats/event-emit.mjs `emit()` | event-emit.mjs:78-99 | payload.profile, payload.phase_models, payload.profile_source | none |
 | trekexecute-stats (PostToolUse Bash) | ts, session_id, command_excerpt, duration_ms, success | hooks/scripts/post-bash-stats.mjs (Bash PostToolUse) | post-bash-stats.mjs:42-54 | none (hook is plugin-level, not profile-aware) | command_excerpt (CWE-212) |
 | trekreview-stats | ts, slug, verdict, counts (BLOCKER/MAJOR/MINOR/SUGGESTION), reviewed_files_count, mode, duration_ms | lib/stats/stats-append.mjs (trekreview.md Phase 8) | trekreview.md:636-686 | profile, phase_models, profile_source | none |

tests/lib/fix-round-4-5a-prose.test.mjs

@@ -785,3 +785,48 @@ test('[#33] no gates_mode = \'closed\', "strictest" or --event gates_mode_flag_o
     '### High-effort behavior (v5.1.1) High effort changes nothing in `/trekexecute`: the step helper and the controller '
     + 'already run opus, and every gate already runs. No `gates_mode` is set from the effort.');
 });
+
+// --- #28 ---------------------------------------------------------------------------
+
+/** The completion gate's text with its blockquote markers removed, flattened. */
+function completionGate() {
+  return flat(section(read(EXEC), '### Machine-verifiable completion gate (stop-signal contract)').replace(/^> ?/gm, ''));
+}
+
+test('[#28] the completion gate calls nothing deterministic that is executor judgement, and cites no line number', () => {
+  const gate = completionGate();
+  assert.ok(!gate.includes('Counter liveness (deterministic'), 'clause 3 still calls the counter check deterministic');
+  assert.ok(!gate.includes('deterministic audit'), 'the gate still says termination rests on a deterministic audit');
+  assert.ok(!gate.includes('`:1221`'), 'the gate still cites `:1221`');
+  assert.doesNotMatch(gate, /`:\d+`/, 'the gate cites a line number; line numbers rot');
+  assert.ok(gate.includes('Counter liveness (checked by the executor against the audit\'s counts, defeats "never decremented")'),
+    'clause 3 does not say the executor checks the counter against the audit\'s counts');
+  assert.ok(gate.includes('rests on the audit and an objective stop-signal, never on the model\'s narrative'),
+    'the termination sentence does not rest on the audit and an objective stop-signal');
+});
+
+test('[#28] the completion gate names its commands and its executor judgement, and each command is in Phase 7.5', () => {
+  const gate = completionGate();
+  const c = gate.indexOf('Commands:');
+  const j = gate.indexOf('Executor judgement:');
+  assert.ok(c !== -1, 'the gate does not say which checks are commands');
+  assert.ok(j > c, 'the gate does not say which checks are executor judgement, after its commands');
+  const commands = gate.slice(c, j);
+  const judgement = gate.slice(j);
+  // Phase 7.5's own steps only: the gate subsection after them holds the Commands part under test.
+  const phase75 = section(read(EXEC), '## Phase 7.5 — Manifest audit (independent)');
+  const gateAt = phase75.indexOf('\n### Machine-verifiable completion gate');
+  assert.ok(gateAt !== -1, 'Phase 7.5 no longer holds the completion gate subsection');
+  const audit = flat(phase75.slice(0, gateAt));
+  assert.ok(!audit.includes('Commands:'), 'the audit slice still holds the gate\'s Commands part');
+  for (const cmd of ['git rev-list --count', 'bash -n', 'git diff --name-only', 'done-line.mjs --check']) {
+    assert.ok(commands.includes(cmd), `the Commands part does not name ${cmd}`);
+    assert.ok(audit.includes(cmd), `Phase 7.5 does not run ${cmd}, so the gate cannot call it a command`);
+  }
+  for (const s of ['criteria runner', 'arch-rules.mjs', 'plan-scope-sweep.mjs']) {
+    assert.ok(commands.includes(s), `the Commands part does not name ${s}`);
+  }
+  for (const s of ['steps 1, 2 and 4', 'the expected count in step 3', 'clause 3\'s formula']) {
+    assert.ok(judgement.includes(s), `the Executor judgement part does not name ${s}`);
+  }
+});