docs: update README to include sponsorship information and improve formatting

README.md

@@ -68,7 +68,6 @@ systemctl enable --now saveany-bot
 
 之后，终端输入`sabot start|stop|restart|status|enable|disable`即可.
 
-
 ### 使用 Docker 部署
 
 #### Docker Compose
@@ -111,6 +110,14 @@ docker restart saveany-bot
 
 ---
 
+## 赞助
+
+本项目受到 [YxVM](https://yxvm.com/) 与 [NodeSupport](https://github.com/NodeSeekDev/NodeSupport) 的支持.
+
+如果这个项目对你有帮助, 你可以考虑通过以下方式赞助我:
+
+- [爱发电](https://afdian.com/a/acherkrau)
+
 ## Thanks
 
 - [gotd](https://github.com/gotd/td)

README_EN.md

@@ -92,6 +92,14 @@ Send (forward) files to the Bot and follow the prompts.
 
 ---
 
+## Sponsors
+
+This project is supported by [YxVM](https://yxvm.com/) and [NodeSupport](https://github.com/NodeSeekDev/NodeSupport).
+
+You can consider sponsoring me if this project helps you:
+
+- [Afdian](https://afdian.com/a/acherkrau)
+
 ## Thanks
 
 - [gotd](https://github.com/gotd/td)