perf(data): bound lidar readers and lab session loading

apps/control-station/src/core/observation/useObservationSessions.ts

@@ -385,6 +385,7 @@ export function clearObservationReplayPreparation(
 export function useObservationSessions({
   limit = 100,
   scope = "all",
+  pollingEnabled = true,
   replayEnabled = true,
   onReplayBegin,
   onReplayAccepted,
@@ -393,6 +394,7 @@ export function useObservationSessions({
 }: {
   limit?: number;
   scope?: ObservationSessionScope;
+  pollingEnabled?: boolean;
   replayEnabled?: boolean;
   /** Called only after the archive is ready, immediately before replacing the old viewer. */
   onReplayBegin?: (
@@ -475,7 +477,7 @@ export function useObservationSessions({
   }, [refresh]);
 
   useEffect(() => {
-    if (state !== "ready") return;
+    if (!pollingEnabled || state !== "ready") return;
     let disposed = false;
     let timer = 0;
     const poll = async () => {
@@ -488,7 +490,7 @@ export function useObservationSessions({
       disposed = true;
       window.clearTimeout(timer);
     };
-  }, [loadCatalog, state]);
+  }, [loadCatalog, pollingEnabled, state]);
 
   const executeReplay = useCallback(async (
     session: ObservationSessionSummary,

apps/control-station/test/observationSessions.test.mjs

@@ -206,6 +206,9 @@ test("data recordings keep the compact session dropdown and laboratory results s
   assert.match(laboratorySource, /e29-camera-geometry/);
   assert.match(laboratorySource, /laboratoryWorkOrdinal\(right\.label\)/);
   assert.match(laboratorySource, /initialWorkSelectedRef/);
+  assert.match(laboratorySource, /pollingEnabled:\s*false/);
+  assert.match(laboratorySource, /useAdvancedLaboratoryCatalog/);
+  assert.doesNotMatch(laboratorySource, /fetchAdvancedLaboratoryResults/);
 });
 
 test("recording preparation statuses share the viewer's left alignment", async () => {