--- a/src/lib/ai/claude/Ai_chat.luan	Mon Aug 11 08:27:22 2025 +0900
+++ b/src/lib/ai/claude/Ai_chat.luan	Mon Aug 11 10:34:01 2025 +0900
@@ -95,8 +95,8 @@
 			local Chat = require "site:/lib/Chat.luan"
 			local User = require "site:/lib/User.luan"
 			local thread_id = input.thread_id or error()
-			local chat = Chat.get_by_id(thread_id) or error
-			local user = User.current_user()
+			local chat = Chat.get_by_id(thread_id) or error()
+			local user = User.current()
 			local is_owner = user ~= nil and user.id == chat.user_id
 			is_owner or not chat.is_private or error "private"
 			return chat.ai_thread or error()