feat(archive): complete recorded session lifecycle

apps/control-station/src/workspaces/Workspaces.tsx

@@ -323,11 +323,19 @@ function SpatialWorkspace({
   const floatingSourceMaximized = Boolean(observationLayout.maximizedFloatingSourceId);
   const timeline = state?.observationTimeline;
   const viewportRef = useRef<HTMLDivElement>(null);
-  const presentedViewerStatus = rerunPresentationStatus(
-    viewerStatus,
-    recordedSessionGate,
-    recordedSource,
-  );
+  const intentionalSourceEnd = !recordedSource && [
+    "awaiting_external_stop",
+    "stopping",
+    "finalizing",
+    "completed",
+  ].includes(state?.acquisition?.state ?? "");
+  const presentedViewerStatus = intentionalSourceEnd
+    ? "idle"
+    : rerunPresentationStatus(
+        viewerStatus,
+        recordedSessionGate,
+        recordedSource,
+      );
 
   const onStatusChange = useCallback((status: RerunViewportStatus, message?: string) => {
     setViewerStatus(status);
@@ -389,7 +397,7 @@ function SpatialWorkspace({
   }, [observationLayout.setViewportSize]);
 
   const viewerStatusLabel = {
-    idle: "Источник не назначен",
+    idle: intentionalSourceEnd ? "Источник отключён" : "Источник не назначен",
     loading: "Подключение",
     ready: "Визуализатор готов",
     error: "Ошибка источника",
@@ -500,7 +508,7 @@ function SpatialWorkspace({
           >
             <span className="section-eyebrow">ВИЗУАЛЬНЫЙ ДВИЖОК</span>
             <StatusBadge tone={viewerStatusTone}>{viewerStatusLabel}</StatusBadge>
-            {viewerMessage ? <small>{viewerMessage}</small> : null}
+            {!intentionalSourceEnd && viewerMessage ? <small>{viewerMessage}</small> : null}
           </div>
 
           <div
@@ -679,6 +687,7 @@ function CameraSourceCard({
         : selectedPeer
           ? "Переключить"
           : "Открыть канал";
+  const sourceDisconnected = Boolean(source.activation && !source.activation.selected && visible);
 
   return (
     <article className="camera-slot" data-focused={focused ? "true" : undefined}>
@@ -686,8 +695,11 @@ function CameraSourceCard({
         <span>{source.label}</span>
         <div className="camera-slot__head-actions">
           <span className="camera-slot__status">
-            <i data-availability={source.availability} aria-hidden="true" />
-            {observationSourceStatusLabel(source)}
+            <i
+              data-availability={sourceDisconnected ? "unverified" : source.availability}
+              aria-hidden="true"
+            />
+            {sourceDisconnected ? "Источник отключён" : observationSourceStatusLabel(source)}
           </span>
           {source.activation && !focused ? (
             <button