Fix History restore and diff truncation edge cases

packages/app/src/hooks/use-agent-history.ts

@@ -69,6 +69,7 @@ export async function fetchAgentHistoryPage(input: {
       archivedAt: agent.archivedAt ?? null,
       createdAt: agent.createdAt,
       labels: agent.labels,
+      projectPlacement: agent.projectPlacement,
     })),
     pageInfo: payload.pageInfo,
   };

packages/app/src/hooks/use-aggregated-agents.ts

@@ -87,6 +87,7 @@ export function useAggregatedAgents(options?: {
           archivedAt: agent.archivedAt,
           createdAt: agent.createdAt,
           labels: agent.labels,
+          projectPlacement: agent.projectPlacement,
         };
         const cacheKey = `${serverId}:${agent.id}`;
         const prev = prevAgentsRef.current.get(cacheKey);