feat(governance): 新增 runtime readback promotion gate

apps/api/src/api/v1/agents.py

@@ -112,6 +112,9 @@ from src.services.ai_agent_runtime_readback_implementation_review import (
 from src.services.ai_agent_runtime_readback_fixture_approval import (
     load_latest_ai_agent_runtime_readback_fixture_approval,
 )
+from src.services.ai_agent_runtime_readback_promotion_gate import (
+    load_latest_ai_agent_runtime_readback_promotion_gate,
+)
 from src.services.ai_agent_report_live_delivery_approval_package import (
     load_latest_ai_agent_report_live_delivery_approval_package,
 )
@@ -1425,6 +1428,36 @@ async def get_agent_runtime_readback_fixture_approval() -> dict[str, Any]:
         ) from exc
 
 
+@router.get(
+    "/agent-runtime-readback-promotion-gate",
+    response_model=dict[str, Any],
+    summary="取得 AI Agent runtime readback promotion gate",
+    description=(
+        "讀取最新已提交的 P2-113 runtime readback promotion gate；"
+        "此端點只回傳 failure receipt、reviewer queue、result capture 的 no-write promotion "
+        "lane、preview、verifier 與 blocker，不讀 canonical runtime target、不做 live query、"
+        "不寫 reviewer queue、不寫 Gateway queue、不送 Telegram、不呼叫 Bot API、"
+        "不寫 report receipt、不寫 result capture、不寫 learning / PlayBook trust、不讀 secret。"
+    ),
+)
+async def get_agent_runtime_readback_promotion_gate() -> dict[str, Any]:
+    """Return the latest read-only runtime readback promotion gate."""
+    try:
+        payload = await asyncio.to_thread(load_latest_ai_agent_runtime_readback_promotion_gate)
+        return redact_public_lan_topology(payload)
+    except FileNotFoundError as exc:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail=str(exc),
+        ) from exc
+    except (json.JSONDecodeError, ValueError) as exc:
+        logger.error("ai_agent_runtime_readback_promotion_gate_invalid", error=str(exc))
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail="AI Agent runtime readback promotion gate 無效",
+        ) from exc
+
+
 @router.get(
     "/agent-owner-approved-fixture-dry-run",
     response_model=dict[str, Any],

apps/api/src/services/ai_agent_runtime_readback_promotion_gate.py

@@ -0,0 +1,404 @@
+"""
+AI Agent runtime readback promotion gate snapshot.
+
+Loads the latest committed P2-113 no-write promotion gate. This module validates
+committed evidence only; it never reads canonical runtime targets, performs live
+queries, writes reviewer queues, writes result captures, writes Gateway queues,
+sends Telegram messages, calls Bot API, reads secrets, or performs destructive
+operations.
+"""
+
+from __future__ import annotations
+
+import json
+from pathlib import Path
+from typing import Any
+
+from src.services.snapshot_paths import default_evaluations_dir
+
+_DEFAULT_EVALUATIONS_DIR = default_evaluations_dir(Path(__file__))
+_SNAPSHOT_PATTERN = "ai_agent_runtime_readback_promotion_gate_*.json"
+_SCHEMA_VERSION = "ai_agent_runtime_readback_promotion_gate_v1"
+_RUNTIME_AUTHORITY = "runtime_readback_promotion_gate_only_no_live_queue_or_result_write"
+
+
+def load_latest_ai_agent_runtime_readback_promotion_gate(
+    evaluations_dir: Path | None = None,
+) -> dict[str, Any]:
+    """Load the newest committed runtime readback promotion gate."""
+    directory = evaluations_dir or _DEFAULT_EVALUATIONS_DIR
+    candidates = sorted(directory.glob(_SNAPSHOT_PATTERN))
+    if not candidates:
+        raise FileNotFoundError(f"no AI Agent runtime readback promotion gate snapshots found in {directory}")
+
+    latest = candidates[-1]
+    with latest.open(encoding="utf-8") as handle:
+        payload = json.load(handle)
+
+    if not isinstance(payload, dict):
+        raise ValueError(f"{latest}: expected JSON object")
+
+    label = str(latest)
+    _require_schema(payload, label)
+    _require_prior(payload, label)
+    _require_truth(payload, label)
+    _require_lanes(payload, label)
+    _require_contracts(payload, label)
+    _require_queue_previews(payload, label)
+    _require_result_previews(payload, label)
+    _require_checks(payload, label)
+    _require_blockers(payload, label)
+    _require_actions(payload, label)
+    _require_display_redaction(payload, label)
+    _require_no_forbidden_display_terms(payload, label)
+    _require_rollup_consistency(payload, label)
+    return payload
+
+
+def _require_schema(payload: dict[str, Any], label: str) -> None:
+    if payload.get("schema_version") != _SCHEMA_VERSION:
+        raise ValueError(f"{label}: expected schema_version={_SCHEMA_VERSION}")
+    status = payload.get("program_status") or {}
+    expected = {
+        "current_priority": "P2",
+        "current_task_id": "P2-113",
+        "next_task_id": "P2-114",
+        "read_only_mode": True,
+        "runtime_authority": _RUNTIME_AUTHORITY,
+        "overall_completion_percent": 100,
+    }
+    mismatches = _mismatches(status, expected)
+    if mismatches:
+        raise ValueError(f"{label}: program_status mismatch: {mismatches}")
+    if not status.get("status_note"):
+        raise ValueError(f"{label}: program_status.status_note is required")
+
+
+def _require_prior(payload: dict[str, Any], label: str) -> None:
+    prior = payload.get("prior_fixture_approval") or {}
+    expected = {
+        "fixture_approval_schema_version": "ai_agent_runtime_readback_fixture_approval_v1",
+        "fixture_approval_card_count": 5,
+        "adapter_contract_count": 4,
+        "verifier_fixture_check_count": 5,
+        "blocker_mapping_count": 5,
+        "operator_action_count": 5,
+        "owner_approval_received_count": 0,
+        "fixture_readback_execution_count": 0,
+        "live_query_count": 0,
+        "production_write_count": 0,
+    }
+    mismatches = _mismatches(prior, expected)
+    if mismatches:
+        raise ValueError(f"{label}: prior_fixture_approval mismatch: {mismatches}")
+    if not prior.get("readiness_note"):
+        raise ValueError(f"{label}: prior_fixture_approval.readiness_note is required")
+
+
+def _require_truth(payload: dict[str, Any], label: str) -> None:
+    truth = payload.get("promotion_truth") or {}
+    required_true = {
+        "p2_112_fixture_approval_loaded",
+        "promotion_gate_ready",
+        "failure_receipt_fixture_ready",
+        "reviewer_queue_preview_ready",
+        "result_capture_preview_ready",
+        "owner_acceptance_required_before_promotion",
+    }
+    missing = sorted(field for field in required_true if truth.get(field) is not True)
+    if missing:
+        raise ValueError(f"{label}: promotion ready flags must remain true: {missing}")
+
+    required_false = {
+        "canonical_runtime_target_read_enabled",
+        "live_query_enabled",
+        "failure_receipt_send_enabled",
+        "reviewer_queue_write_enabled",
+        "gateway_queue_write_enabled",
+        "telegram_send_enabled",
+        "bot_api_call_enabled",
+        "report_receipt_write_enabled",
+        "result_capture_write_enabled",
+        "learning_write_enabled",
+        "playbook_trust_write_enabled",
+        "production_write_enabled",
+        "secret_read_enabled",
+        "destructive_operation_enabled",
+    }
+    unsafe = sorted(field for field in required_false if truth.get(field) is not False)
+    if unsafe:
+        raise ValueError(f"{label}: live read/send/write flags must remain false: {unsafe}")
+
+    zero_counts = {
+        "owner_approval_received_count",
+        "promotion_execution_count",
+        "canonical_runtime_target_read_count",
+        "live_query_count",
+        "failure_receipt_send_count",
+        "reviewer_queue_write_count",
+        "gateway_queue_write_count",
+        "telegram_send_count",
+        "bot_api_call_count",
+        "report_receipt_write_count",
+        "result_capture_write_count",
+        "learning_write_count",
+        "playbook_trust_write_count",
+        "production_write_count",
+    }
+    non_zero = sorted(field for field in zero_counts if truth.get(field) != 0)
+    if non_zero:
+        raise ValueError(f"{label}: promotion live counters must remain zero: {non_zero}")
+    if not truth.get("truth_note"):
+        raise ValueError(f"{label}: promotion_truth.truth_note is required")
+
+
+def _require_lanes(payload: dict[str, Any], label: str) -> None:
+    lanes = payload.get("promotion_lanes") or []
+    required = {
+        "telegram_failure_receipt_promotion",
+        "reviewer_queue_preview_promotion",
+        "result_capture_no_write_promotion",
+        "report_delivery_receipt_link",
+        "p2_114_handoff_scope",
+    }
+    lane_ids = {lane.get("lane_id") for lane in lanes}
+    if lane_ids != required:
+        raise ValueError(f"{label}: promotion lanes must match {sorted(required)}")
+    for lane in lanes:
+        lane_id = lane.get("lane_id")
+        if lane.get("owner_approval_required") is not True or lane.get("promotion_only") is not True:
+            raise ValueError(f"{label}: lane {lane_id} must require owner approval and promotion_only")
+        if lane.get("status") not in {"ready_for_owner_review", "approval_required", "blocked_by_policy"}:
+            raise ValueError(f"{label}: lane {lane_id} status is invalid")
+        if lane.get("risk_tier") not in {"medium", "high", "critical"}:
+            raise ValueError(f"{label}: lane {lane_id} risk_tier is invalid")
+        if not lane.get("allowed_artifact") or not lane.get("blocked_runtime_actions"):
+            raise ValueError(f"{label}: lane {lane_id} must list artifact and blocked actions")
+        if not _is_redacted_sha256(lane.get("evidence_hash")):
+            raise ValueError(f"{label}: lane {lane_id} must expose redacted evidence_hash")
+
+
+def _require_contracts(payload: dict[str, Any], label: str) -> None:
+    contracts = payload.get("receipt_contracts") or []
+    required = {
+        "no_send_failure_receipt_contract",
+        "sre_war_room_route_lock_contract",
+        "redacted_receipt_payload_contract",
+        "no_bot_api_call_contract",
+    }
+    contract_ids = {contract.get("contract_id") for contract in contracts}
+    if contract_ids != required:
+        raise ValueError(f"{label}: receipt contracts must match {sorted(required)}")
+    for contract in contracts:
+        contract_id = contract.get("contract_id")
+        if contract.get("status") not in {"ready", "approval_required", "blocked_by_policy"}:
+            raise ValueError(f"{label}: contract {contract_id} status is invalid")
+        if contract.get("live_send_enabled") is not False or contract.get("receipt_write_enabled") is not False:
+            raise ValueError(f"{label}: contract {contract_id} must not enable live send or receipt write")
+        if not contract.get("required_evidence"):
+            raise ValueError(f"{label}: contract {contract_id} required_evidence is required")
+        if not _is_redacted_sha256(contract.get("evidence_hash")):
+            raise ValueError(f"{label}: contract {contract_id} must expose redacted evidence_hash")
+
+
+def _require_queue_previews(payload: dict[str, Any], label: str) -> None:
+    previews = payload.get("reviewer_queue_previews") or []
+    if len(previews) != 4:
+        raise ValueError(f"{label}: reviewer_queue_previews must contain 4 items")
+    for preview in previews:
+        preview_id = preview.get("preview_id")
+        if preview.get("queue_write_enabled") is not False or preview.get("audit_write_enabled") is not False:
+            raise ValueError(f"{label}: reviewer preview {preview_id} must not enable queue/audit writes")
+        if not preview.get("required_fields"):
+            raise ValueError(f"{label}: reviewer preview {preview_id} required_fields is required")
+        if not _is_redacted_sha256(preview.get("evidence_hash")):
+            raise ValueError(f"{label}: reviewer preview {preview_id} must expose redacted evidence_hash")
+
+
+def _require_result_previews(payload: dict[str, Any], label: str) -> None:
+    previews = payload.get("result_capture_previews") or []
+    if len(previews) != 4:
+        raise ValueError(f"{label}: result_capture_previews must contain 4 items")
+    for preview in previews:
+        preview_id = preview.get("preview_id")
+        if preview.get("result_capture_write_enabled") is not False or preview.get("learning_write_enabled") is not False:
+            raise ValueError(f"{label}: result preview {preview_id} must not enable result/learning writes")
+        if not preview.get("required_fields"):
+            raise ValueError(f"{label}: result preview {preview_id} required_fields is required")
+        if not _is_redacted_sha256(preview.get("evidence_hash")):
+            raise ValueError(f"{label}: result preview {preview_id} must expose redacted evidence_hash")
+
+
+def _require_checks(payload: dict[str, Any], label: str) -> None:
+    checks = payload.get("no_write_verifier_checks") or []
+    required = {
+        "no_live_query_promotion_check",
+        "no_gateway_queue_write_check",
+        "no_telegram_bot_send_check",
+        "no_reviewer_queue_write_check",
+        "no_result_capture_write_check",
+    }
+    check_ids = {check.get("check_id") for check in checks}
+    if check_ids != required:
+        raise ValueError(f"{label}: no-write verifier checks must match {sorted(required)}")
+    for check in checks:
+        check_id = check.get("check_id")
+        if check.get("live_verifier_enabled") is not False:
+            raise ValueError(f"{label}: verifier check {check_id} must not enable live verifier")
+        if not check.get("required_fixture") or not check.get("failure_if_missing"):
+            raise ValueError(f"{label}: verifier check {check_id} must include fixture and failure text")
+        if not _is_redacted_sha256(check.get("evidence_hash")):
+            raise ValueError(f"{label}: verifier check {check_id} must expose redacted evidence_hash")
+
+
+def _require_blockers(payload: dict[str, Any], label: str) -> None:
+    blockers = payload.get("blocker_mappings") or []
+    required = {
+        "owner_acceptance_missing",
+        "canonical_readback_not_approved",
+        "telegram_send_not_approved",
+        "reviewer_queue_write_not_approved",
+        "result_capture_write_not_approved",
+    }
+    blocker_ids = {blocker.get("blocker_id") for blocker in blockers}
+    if blocker_ids != required:
+        raise ValueError(f"{label}: blocker mappings must match {sorted(required)}")
+    for blocker in blockers:
+        blocker_id = blocker.get("blocker_id")
+        if blocker.get("severity") not in {"medium", "high", "critical"}:
+            raise ValueError(f"{label}: blocker {blocker_id} severity is invalid")
+        if blocker.get("status") not in {"mapped", "approval_required", "blocked_by_policy"}:
+            raise ValueError(f"{label}: blocker {blocker_id} status is invalid")
+        if not blocker.get("blocked_action") or not blocker.get("blocked_until"):
+            raise ValueError(f"{label}: blocker {blocker_id} blocked action/until is required")
+        if not _is_redacted_sha256(blocker.get("evidence_hash")):
+            raise ValueError(f"{label}: blocker {blocker_id} must expose redacted evidence_hash")
+
+
+def _require_actions(payload: dict[str, Any], label: str) -> None:
+    actions = payload.get("operator_actions") or []
+    required = {
+        "review_promotion_lanes",
+        "verify_failure_receipt_fixture",
+        "confirm_queue_no_write",
+        "compare_result_capture_preview",
+        "promote_to_p2_114",
+    }
+    action_ids = {action.get("action_id") for action in actions}
+    if action_ids != required:
+        raise ValueError(f"{label}: operator actions must match {sorted(required)}")
+    for action in actions:
+        action_id = action.get("action_id")
+        if action.get("runtime_promotion_allowed") is not False:
+            raise ValueError(f"{label}: action {action_id} must not allow runtime promotion")
+        if not action.get("operator_instruction"):
+            raise ValueError(f"{label}: action {action_id} operator_instruction is required")
+
+
+def _require_display_redaction(payload: dict[str, Any], label: str) -> None:
+    contract = payload.get("display_redaction_contract") or {}
+    if contract.get("redaction_required") is not True:
+        raise ValueError(f"{label}: display redaction must be required")
+    false_fields = {
+        "raw_prompt_display_allowed",
+        "private_reasoning_display_allowed",
+        "secret_value_display_allowed",
+        "raw_runtime_payload_display_allowed",
+        "internal_collaboration_content_display_allowed",
+    }
+    unsafe = sorted(field for field in false_fields if contract.get(field) is not False)
+    if unsafe:
+        raise ValueError(f"{label}: display redaction flags must remain false: {unsafe}")
+    if not contract.get("frontend_display_policy"):
+        raise ValueError(f"{label}: frontend_display_policy is required")
+
+
+def _require_no_forbidden_display_terms(payload: dict[str, Any], label: str) -> None:
+    serialized = json.dumps(payload, ensure_ascii=False).lower()
+    forbidden = {
+        "work_window_transcript",
+        "session_id",
+        "browser_context",
+        "authorization_header",
+        "raw telegram payload",
+        "private reasoning",
+        "raw prompt",
+        "chain-of-thought",
+    }
+    hits = sorted(term for term in forbidden if term in serialized)
+    if hits:
+        raise ValueError(f"{label}: forbidden display terms leaked: {hits}")
+
+
+def _require_rollup_consistency(payload: dict[str, Any], label: str) -> None:
+    rollups = payload.get("rollups") or {}
+    expected_counts = {
+        "promotion_lane_count": len(payload.get("promotion_lanes") or []),
+        "receipt_contract_count": len(payload.get("receipt_contracts") or []),
+        "reviewer_queue_preview_count": len(payload.get("reviewer_queue_previews") or []),
+        "result_capture_preview_count": len(payload.get("result_capture_previews") or []),
+        "no_write_verifier_check_count": len(payload.get("no_write_verifier_checks") or []),
+        "blocker_mapping_count": len(payload.get("blocker_mappings") or []),
+        "operator_action_count": len(payload.get("operator_actions") or []),
+        "approval_required_lane_count": sum(
+            1 for lane in payload.get("promotion_lanes") or [] if lane.get("status") == "approval_required"
+        ),
+        "blocked_lane_count": sum(
+            1 for lane in payload.get("promotion_lanes") or [] if lane.get("status") == "blocked_by_policy"
+        ),
+        "blocked_receipt_contract_count": sum(
+            1 for contract in payload.get("receipt_contracts") or [] if contract.get("status") == "blocked_by_policy"
+        ),
+        "approval_required_reviewer_preview_count": sum(
+            1
+            for preview in payload.get("reviewer_queue_previews") or []
+            if preview.get("status") == "approval_required"
+        ),
+        "blocked_result_preview_count": sum(
+            1
+            for preview in payload.get("result_capture_previews") or []
+            if preview.get("status") == "blocked_by_policy"
+        ),
+    }
+    mismatches = _mismatches(rollups, expected_counts)
+    if mismatches:
+        raise ValueError(f"{label}: rollup counts mismatch: {mismatches}")
+
+    zero_rollups = {
+        "owner_approval_received_count",
+        "promotion_execution_count",
+        "canonical_runtime_target_read_count",
+        "live_query_count",
+        "failure_receipt_send_count",
+        "reviewer_queue_write_count",
+        "gateway_queue_write_count",
+        "telegram_send_count",
+        "bot_api_call_count",
+        "report_receipt_write_count",
+        "result_capture_write_count",
+        "learning_write_count",
+        "playbook_trust_write_count",
+        "production_write_count",
+        "secret_read_count",
+        "destructive_operation_count",
+    }
+    non_zero = sorted(field for field in zero_rollups if rollups.get(field) != 0)
+    if non_zero:
+        raise ValueError(f"{label}: live/send/write rollups must remain zero: {non_zero}")
+
+
+def _mismatches(actual: dict[str, Any], expected: dict[str, Any]) -> dict[str, dict[str, Any]]:
+    return {
+        key: {"expected": expected_value, "actual": actual.get(key)}
+        for key, expected_value in expected.items()
+        if actual.get(key) != expected_value
+    }
+
+
+def _is_redacted_sha256(value: Any) -> bool:
+    if not isinstance(value, str):
+        return False
+    if not value.startswith("sha256:") or len(value) != len("sha256:") + 64:
+        return False
+    digest = value.split(":", 1)[1]
+    return all(char in "0123456789abcdef" for char in digest)

apps/api/tests/test_ai_agent_runtime_readback_promotion_gate.py

@@ -0,0 +1,88 @@
+import copy
+import json
+from pathlib import Path
+
+import pytest
+
+from src.services.ai_agent_runtime_readback_promotion_gate import (
+    load_latest_ai_agent_runtime_readback_promotion_gate,
+)
+
+
+REPO_ROOT = Path(__file__).resolve().parents[3]
+FIXTURE = REPO_ROOT / "docs/evaluations/ai_agent_runtime_readback_promotion_gate_2026-06-13.json"
+
+
+def test_load_latest_ai_agent_runtime_readback_promotion_gate_snapshot() -> None:
+    data = load_latest_ai_agent_runtime_readback_promotion_gate()
+
+    assert data["schema_version"] == "ai_agent_runtime_readback_promotion_gate_v1"
+    assert data["program_status"]["current_task_id"] == "P2-113"
+    assert data["program_status"]["next_task_id"] == "P2-114"
+    assert data["program_status"]["overall_completion_percent"] == 100
+    assert data["program_status"]["read_only_mode"] is True
+
+    rollups = data["rollups"]
+    assert rollups["promotion_lane_count"] == 5
+    assert rollups["receipt_contract_count"] == 4
+    assert rollups["reviewer_queue_preview_count"] == 4
+    assert rollups["result_capture_preview_count"] == 4
+    assert rollups["no_write_verifier_check_count"] == 5
+    assert rollups["blocker_mapping_count"] == 5
+    assert rollups["operator_action_count"] == 5
+    assert rollups["approval_required_lane_count"] == 2
+    assert rollups["blocked_lane_count"] == 1
+    assert rollups["blocked_receipt_contract_count"] == 1
+    assert rollups["approval_required_reviewer_preview_count"] == 1
+    assert rollups["blocked_result_preview_count"] == 1
+
+    zero_fields = [
+        "owner_approval_received_count",
+        "promotion_execution_count",
+        "canonical_runtime_target_read_count",
+        "live_query_count",
+        "failure_receipt_send_count",
+        "reviewer_queue_write_count",
+        "gateway_queue_write_count",
+        "telegram_send_count",
+        "bot_api_call_count",
+        "report_receipt_write_count",
+        "result_capture_write_count",
+        "learning_write_count",
+        "playbook_trust_write_count",
+        "production_write_count",
+        "secret_read_count",
+        "destructive_operation_count",
+    ]
+    for field in zero_fields:
+        assert rollups[field] == 0
+
+
+def test_runtime_readback_promotion_gate_rejects_reviewer_queue_write(tmp_path: Path) -> None:
+    source = json.loads(FIXTURE.read_text(encoding="utf-8"))
+    source["promotion_truth"]["reviewer_queue_write_enabled"] = True
+    target = tmp_path / "ai_agent_runtime_readback_promotion_gate_2026-06-13.json"
+    target.write_text(json.dumps(source), encoding="utf-8")
+
+    with pytest.raises(ValueError, match="live read/send/write flags"):
+        load_latest_ai_agent_runtime_readback_promotion_gate(tmp_path)
+
+
+def test_runtime_readback_promotion_gate_rejects_rollup_drift(tmp_path: Path) -> None:
+    source = json.loads(FIXTURE.read_text(encoding="utf-8"))
+    source["rollups"]["promotion_lane_count"] = 4
+    target = tmp_path / "ai_agent_runtime_readback_promotion_gate_2026-06-13.json"
+    target.write_text(json.dumps(source), encoding="utf-8")
+
+    with pytest.raises(ValueError, match="rollup counts mismatch"):
+        load_latest_ai_agent_runtime_readback_promotion_gate(tmp_path)
+
+
+def test_runtime_readback_promotion_gate_rejects_forbidden_display_terms(tmp_path: Path) -> None:
+    source = copy.deepcopy(json.loads(FIXTURE.read_text(encoding="utf-8")))
+    source["operator_actions"][0]["operator_instruction"] = "do not expose browser_context"
+    target = tmp_path / "ai_agent_runtime_readback_promotion_gate_2026-06-13.json"
+    target.write_text(json.dumps(source), encoding="utf-8")
+
+    with pytest.raises(ValueError, match="forbidden display terms"):
+        load_latest_ai_agent_runtime_readback_promotion_gate(tmp_path)

apps/api/tests/test_ai_agent_runtime_readback_promotion_gate_api.py

@@ -0,0 +1,41 @@
+import pytest
+from httpx import ASGITransport, AsyncClient
+
+from src.main import app
+
+
+@pytest.mark.asyncio
+async def test_get_agent_runtime_readback_promotion_gate_api() -> None:
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        response = await client.get("/api/v1/agents/agent-runtime-readback-promotion-gate")
+
+    assert response.status_code == 200
+    data = response.json()
+    assert data["schema_version"] == "ai_agent_runtime_readback_promotion_gate_v1"
+    assert data["program_status"]["current_task_id"] == "P2-113"
+    assert data["program_status"]["next_task_id"] == "P2-114"
+    assert data["program_status"]["overall_completion_percent"] == 100
+
+    rollups = data["rollups"]
+    assert rollups["promotion_lane_count"] == 5
+    assert rollups["receipt_contract_count"] == 4
+    assert rollups["reviewer_queue_preview_count"] == 4
+    assert rollups["result_capture_preview_count"] == 4
+    assert rollups["no_write_verifier_check_count"] == 5
+    assert rollups["blocker_mapping_count"] == 5
+    assert rollups["operator_action_count"] == 5
+    assert rollups["owner_approval_received_count"] == 0
+    assert rollups["promotion_execution_count"] == 0
+    assert rollups["canonical_runtime_target_read_count"] == 0
+    assert rollups["live_query_count"] == 0
+    assert rollups["failure_receipt_send_count"] == 0
+    assert rollups["reviewer_queue_write_count"] == 0
+    assert rollups["gateway_queue_write_count"] == 0
+    assert rollups["telegram_send_count"] == 0
+    assert rollups["bot_api_call_count"] == 0
+    assert rollups["report_receipt_write_count"] == 0
+    assert rollups["result_capture_write_count"] == 0
+    assert rollups["learning_write_count"] == 0
+    assert rollups["playbook_trust_write_count"] == 0
+    assert rollups["production_write_count"] == 0