fix: YAML-first 治理 CI/CD target (#919)

* docs: specify cicd yaml target governance

* fix: resolve cicd targets from yaml

---------

Co-authored-by: Codex <codex@noreply.local>

scripts/src/code-queue-liveness-fixtures.ts

@@ -1,3 +1,4 @@
+// SPEC: PJ2026-01060308 cicd-yaml-targets draft-2026-06-25-cicd-yaml-targets.
 import { buildExecutionDiagnostics, buildSchedulerHeartbeat, schedulerHeartbeatStaleMs, staleRecoveryCandidate, taskHasTraceGapButFreshHeartbeat } from "../../src/components/microservices/code-queue/src/execution-diagnostics";
 import type { ActiveRun } from "../../src/components/microservices/code-queue/src/code-agent/common";
 import type { CodeQueueExecutionDiagnostics, QueueTask, SchedulerActiveRunHeartbeat, TaskStatus } from "../../src/components/microservices/code-queue/src/types";
@@ -24,6 +25,7 @@ const now = "2026-05-19T00:10:00.000Z";
 const freshAt = "2026-05-19T00:09:50.000Z";
 const oldTraceAt = "2026-05-18T23:40:00.000Z";
 const expiredAt = "2026-05-18T23:50:00.000Z";
+const fixtureProviderId = "D601";
 
 function assertCondition(condition: unknown, message: string, detail: Record<string, unknown> = {}): void {
   if (!condition) throw new Error(`${message}: ${JSON.stringify(detail)}`);
@@ -38,7 +40,7 @@ function fixtureTask(id: string, status: TaskStatus, heartbeat: SchedulerActiveR
     basePrompt: `${id} prompt`,
     referenceTaskIds: [],
     referenceInjection: null,
-    providerId: "D601",
+    providerId: fixtureProviderId,
     cwd: "/workspace",
     model: "gpt-5.5",
     reasoningEffort: null,