CUST-WP-0055 T05: workplan-first progress scope in sinks and resolvers

Prefer workplan_id in State Hub progress writes while dual-writing
workstream_id for wire-compat. Extend schedule_health, evidence/report
sinks, phase5 checks, k8s triage prose, and SCOPE terminology.

tests/test_ops_evidence_sinks.py

@@ -123,6 +123,7 @@ def test_state_hub_progress_sink_posts_compact_probe_summary(monkeypatch) -> Non
     ]
     body = posts[0]["json"]
     assert body["summary"] == "Ops inventory probe: 1 ok, 0 degraded, 0 down, 1 skipped"
+    assert body["workplan_id"] == "workstream-1"
     assert body["workstream_id"] == "workstream-1"
     assert body["task_id"] == "task-1"
     assert body["detail"]["activity_core_run_id"] == _run_id()
@@ -136,6 +137,35 @@ def test_state_hub_progress_sink_posts_compact_probe_summary(monkeypatch) -> Non
     assert "token=secret" not in serialized
 
 
+def test_state_hub_progress_prefers_workplan_id(monkeypatch) -> None:
+    posts: list[dict[str, Any]] = []
+
+    def fake_get(url: str, **kwargs: Any) -> DummyResponse:
+        return DummyResponse([])
+
+    def fake_post(url: str, **kwargs: Any) -> DummyResponse:
+        posts.append({"url": url, **kwargs})
+        return DummyResponse({"id": "progress-2"})
+
+    monkeypatch.setattr(httpx, "get", fake_get)
+    monkeypatch.setattr(httpx, "post", fake_post)
+
+    persist_ops_inventory_evidence(
+        _payload([
+            {
+                "type": "state-hub-progress",
+                "state_hub_url": "http://state-hub.test",
+                "event_type": "ops_inventory_probe",
+                "workplan_id": "workplan-1",
+            }
+        ])
+    )
+
+    body = posts[0]["json"]
+    assert body["workplan_id"] == "workplan-1"
+    assert body["workstream_id"] == "workplan-1"
+
+
 def test_core_hub_stabilization_sink_posts_progress(monkeypatch) -> None:
     posts: list[dict[str, Any]] = []