Fix frontend JSONB references

src/components/settings/DataExportTab.tsx

@@ -99,7 +99,15 @@ export function DataExportTab() {
     try {
       const { data, error } = await supabase
         .from('profile_audit_log')
-        .select('id, action, changes, created_at, changed_by, ip_address_hash, user_agent')
+        .select(`
+          id, 
+          action, 
+          created_at, 
+          changed_by, 
+          ip_address_hash, 
+          user_agent,
+          profile_change_fields(field_name, old_value, new_value)
+        `)
         .eq('user_id', user.id)
         .order('created_at', { ascending: false })
         .limit(10);
@@ -115,15 +123,27 @@ export function DataExportTab() {
       }
 
       // Transform the data to match our type
-      const activityData: ActivityLogEntry[] = (data || []).map(item => ({
-        id: item.id,
-        action: item.action,
-        changes: item.changes as Record<string, any>,
-        created_at: item.created_at,
-        changed_by: item.changed_by,
-        ip_address_hash: item.ip_address_hash || undefined,
-        user_agent: item.user_agent || undefined
-      }));
+      const activityData: ActivityLogEntry[] = (data || []).map(item => {
+        const changes: Record<string, any> = {};
+        if (item.profile_change_fields) {
+          for (const field of item.profile_change_fields) {
+            changes[field.field_name] = {
+              old: field.old_value,
+              new: field.new_value
+            };
+          }
+        }
+        
+        return {
+          id: item.id,
+          action: item.action,
+          changes,
+          created_at: item.created_at,
+          changed_by: item.changed_by,
+          ip_address_hash: item.ip_address_hash || undefined,
+          user_agent: item.user_agent || undefined
+        };
+      });
 
       setRecentActivity(activityData);