license: AGPL v3 (was MIT)

LICENSE

@@ -0,0 +1,17 @@
+GNU AFFERO GENERAL PUBLIC LICENSE
+Version 3, 19 November 2007
+
+Copyright (C) 2026 Qiuzhida / ChatHub Team
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published
+by the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.

README.md

@@ -245,4 +245,11 @@ chatwoot-ai-agent/
 
 ## 许可证
 
-MIT License
+**GNU Affero General Public License v3 (AGPL-3.0)**
+
+本许可证要求：如果您修改了代码并向用户提供服务（包括通过网络提供），您必须公开您的修改。
+
+选择 AGPL v3 的原因：
+- 与 Chatwoot（本系统依赖的客服平台）保持许可证一致
+- 防止竞争对手直接复制本代码提供相同商业服务
+- 如果您需要闭源或商业许可，请联系作者