feat: block progress claims without execution evidence

scripts/test_force_recall_long_task_preflight.mjs

@@ -66,6 +66,8 @@ async function main() {
     'reason=silent long-task cannot continue without externalized checkpoint path',
     'reason=claimed execution requires evidence of a concrete next action',
     'reason=owner decision flow must end in button-path, not plain text',
+    'reason=claimed progression without concrete execution evidence is forbidden',
+    'requiredEvidence=executionEvidence',
     'HARD_GATE: Block any plain-text handoff or silent-continuation claim when externalized checkpoint evidence is missing.',
     'HARD_GATE: Block any reply path that says you already moved into the next task or are advancing the next step without concrete execution evidence.',
     'HARD_GATE: Do not say you are already on the next task, already dispatched follow-up work, or already progressing in background unless you can point to actual tool execution, file changes, emitted messages, or checkpoint records.',