Switch license to MIT

LICENSE

@@ -1,9 +1,21 @@
-SkinGPT-R1 is released under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International license.
+MIT License
 
-License summary:
-- Attribution required
-- Non-commercial use only
-- Share adaptations under the same license
+Copyright (c) 2026 Yuhao
 
-Full license text:
-https://creativecommons.org/licenses/by-nc-sa/4.0/
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -1,5 +1,5 @@
 ---
-license: cc-by-nc-sa-4.0
+license: mit
 language:
 - en
 - zh
@@ -121,5 +121,5 @@ This project is for **research and educational use only**. It is **not** a subst
 
 ## License
 
-This repository is released under **CC BY-NC-SA 4.0**.
+This repository is released under the **MIT License**.
 See [LICENSE](LICENSE) for details.