Update README.md

(cherry picked from commit 31d3fd1eb67538f472b10dadb1ba21ac13d2e384)

README.md

@@ -29,3 +29,14 @@
 5. 渠道显示已使用额度，支持指定组织访问
 6. 分页支持选择每页显示数量
 
+## 界面截图
+![image](https://github.com/Calcium-Ion/new-api/assets/61247483/3ca0b282-00ff-4c96-bf9d-e29ef615c605)  
+![image](https://github.com/Calcium-Ion/new-api/assets/61247483/f4f40ed4-8ccb-43d7-a580-90677827646d)  
+![image](https://github.com/Calcium-Ion/new-api/assets/61247483/90d7d763-6a77-4b36-9f76-2bb30f18583d)
+![image](https://github.com/Calcium-Ion/new-api/assets/61247483/e414228a-3c35-429a-b298-6451d76d9032)
+夜间模式  
+![image](https://github.com/Calcium-Ion/new-api/assets/61247483/5b3228e8-2556-44f7-97d6-4f8d8ee6effa)  
+![image](https://github.com/Calcium-Ion/new-api/assets/61247483/af9a07ee-5101-4b3d-8bd9-ae21a4fd7e9e)
+
+
+