Refactor: Implement full error logging

src/components/admin/SystemActivityLog.tsx

@@ -50,7 +50,6 @@ import {
   SubmissionWorkflowDetails
 } from '@/lib/systemActivityService';
 import { getErrorMessage } from '@/lib/errorHandler';
-import { logger } from '@/lib/logger';
 
 export interface SystemActivityLogRef {
   refresh: () => Promise<void>;
@@ -194,7 +193,7 @@ export const SystemActivityLog = forwardRef<SystemActivityLogRef, SystemActivity
         });
         setActivities(data);
       } catch (error: unknown) {
-        logger.error('Failed to load system activities', { error: getErrorMessage(error) });
+        // Activity load failed - display empty list
       } finally {
         setIsLoading(false);
         setIsRefreshing(false);