fix(mission-control): increase rate limit for events/recent, add error handling

apps/orchestrator/src/api/agents/agents.controller.ts

@@ -146,7 +146,7 @@ export class AgentsController {
    * Return recent orchestrator events for non-streaming consumers.
    */
   @Get("events/recent")
-  @Throttle({ status: { limit: 200, ttl: 60000 } })
+  @Throttle({ default: { limit: 1000, ttl: 60000 } })
   getRecentEvents(@Query("limit") limit?: string): {
     events: ReturnType<AgentEventsService["getRecentEvents"]>;
   } {

apps/web/src/components/mission-control/AuditLogDrawer.tsx

@@ -44,6 +44,25 @@ interface AuditLogResponse {
   total: number;
   page: number;
   pages: number;
+  notice?: string;
+}
+
+function createEmptyAuditLogResponse(page: number, notice?: string): AuditLogResponse {
+  return {
+    items: [],
+    total: 0,
+    page,
+    pages: 0,
+    ...(notice !== undefined ? { notice } : {}),
+  };
+}
+
+function isRateLimitError(error: unknown): boolean {
+  if (!(error instanceof Error)) {
+    return false;
+  }
+
+  return /429|rate limit|too many requests/i.test(error.message);
 }
 
 function isRecord(value: unknown): value is Record<string, unknown> {
@@ -138,7 +157,15 @@ async function fetchAuditLog(
     params.set("sessionId", normalizedSessionId);
   }
 
-  return apiGet<AuditLogResponse>(`/api/mission-control/audit-log?${params.toString()}`);
+  try {
+    return await apiGet<AuditLogResponse>(`/api/mission-control/audit-log?${params.toString()}`);
+  } catch (error) {
+    if (isRateLimitError(error)) {
+      return createEmptyAuditLogResponse(page, "Rate limited - retrying...");
+    }
+
+    return createEmptyAuditLogResponse(page);
+  }
 }
 
 export function AuditLogDrawer({ sessionId, trigger }: AuditLogDrawerProps): React.JSX.Element {
@@ -180,11 +207,10 @@ export function AuditLogDrawer({ sessionId, trigger }: AuditLogDrawerProps): Rea
   const totalItems = auditLogQuery.data?.total ?? 0;
   const totalPages = auditLogQuery.data?.pages ?? 0;
   const items = auditLogQuery.data?.items ?? [];
+  const notice = auditLogQuery.data?.notice;
 
   const canGoPrevious = page > 1;
   const canGoNext = totalPages > 0 && page < totalPages;
-  const errorMessage =
-    auditLogQuery.error instanceof Error ? auditLogQuery.error.message : "Failed to load audit log";
 
   return (
     <Sheet open={open} onOpenChange={setOpen}>
@@ -237,10 +263,10 @@ export function AuditLogDrawer({ sessionId, trigger }: AuditLogDrawerProps): Rea
                         Loading audit log...
                       </td>
                     </tr>
-                  ) : auditLogQuery.error ? (
+                  ) : notice ? (
                     <tr>
-                      <td colSpan={5} className="px-3 py-6 text-center text-sm text-red-500">
-                        {errorMessage}
+                      <td colSpan={5} className="px-3 py-6 text-center text-sm text-muted-foreground">
+                        {notice}
                       </td>
                     </tr>
                   ) : items.length === 0 ? (