feat(k1): complete primary acquisition lifecycle

apps/control-station/src/components/ObservationSessionSelect.tsx

@@ -93,12 +93,14 @@ function sessionDescription(session: ObservationSessionSummary): string {
 export function ObservationSessionSelect({
   limit = 3,
   disabled = false,
+  blockedReason = null,
   onReplayBegin,
   onReplayAccepted,
   onReplaySettled,
 }: {
   limit?: number;
   disabled?: boolean;
+  blockedReason?: string | null;
   onReplayBegin?: (
     session: ObservationSessionSummary,
     launch: ObservationSessionReplayLaunch,
@@ -114,6 +116,7 @@ export function ObservationSessionSelect({
 }) {
   const sessions = useObservationSessions({
     limit,
+    replayEnabled: blockedReason === null,
     onReplayBegin,
     onReplayAccepted,
     onReplaySettled,
@@ -123,6 +126,7 @@ export function ObservationSessionSelect({
     : sessions.state === "loading"
       ? "Загружаем сессии…"
       : "Сохранённые сессии";
+  const presentedTriggerCopy = blockedReason ?? triggerCopy;
 
   return (
     <Dropdown
@@ -147,10 +151,11 @@ export function ObservationSessionSelect({
           aria-expanded={open}
           aria-controls={surfaceId}
           disabled={disabled}
+          title={blockedReason ?? undefined}
           onClick={toggle}
         >
           <Icon name="database" size={15} />
-          <span>{triggerCopy}</span>
+          <span>{presentedTriggerCopy}</span>
           {sessions.state === "ready" ? <small>{sessions.items.length}</small> : null}
           <Icon name="chevron-down" size={14} />
         </button>