fix(telemetry): restore worker agent delivery and truthful system status

tests/test_system_telemetry_api.py

@@ -447,6 +447,36 @@ def test_compute_contour_maps_to_worker_identity_without_singleton_defaults() ->
     assert profile.address == "192.0.2.25"
 
 
+def test_gpu_clocks_and_explicit_container_status_are_not_invented() -> None:
+    raw = _agent_raw_document({"samples": [
+        {"measurement": "nvidia_smi", "payload": {"fields": {
+            "clocks_current_sm": 210, "clocks_current_memory": 405,
+        }}},
+        {"measurement": "docker_container_status", "payload": {
+            "tags": {"container_name": "sentinel-frigate", "container_status": "exited"},
+            "fields": {},
+        }},
+    ]})
+    assert raw["gpu"]["sm_clock_mhz"] == 210
+    assert raw["gpu"]["memory_clock_mhz"] == 405
+    assert raw["container_states"]["sentinel-frigate"]["state"]["Status"] == "exited"
+
+
+def test_unavailable_pipeline_is_not_ready_and_profile_wait_survives(tmp_path) -> None:
+    probe = _probe()
+    probe["raw"]["perception"] = {"state": "unavailable", "collector_state": "unavailable"}
+    service = WorkerTelemetryService(WorkerProfileStore(tmp_path), lambda _: probe, cache_seconds=0)
+    assert all(s["state"] == "unavailable" for s in service.snapshot(1)["pipeline"]["stages"])
+    probe["raw"]["perception"] = {
+        "state": "waiting", "profile_name": "K1 DDRNet", "input_pauses": 1,
+        "live_children": 4, "buffer_bytes": 1024,
+    }
+    profile = service.snapshot(1)["pipeline"]
+    assert profile["service_state"] == "waiting"
+    assert profile["live_children"] == 4 and profile["buffer_bytes"] == 1024
+    assert all(s["state"] == "waiting" for s in profile["stages"])
+
+
 def test_profile_apply_fails_closed_on_wrong_node_and_keeps_old_profile(
     tmp_path: Path,
 ) -> None: