diff --git a/readme.md b/readme.md
index 1eae890..a741409 100644
--- a/readme.md
+++ b/readme.md
@@ -172,6 +172,10 @@ STORAGE_ENGINE=filesystem
 
 ![Alt](https://repobeats.axiom.co/api/embed/7a6c92f1d96ee57e6fb67f0df371528397b0c9ac.svg "Repobeats analytics image")
 
+## Star History
+
+[![Star History Chart](https://api.star-history.com/svg?repos=vastsa/FileCodeBox&type=Date)](https://star-history.com/#vastsa/FileCodeBox&Date)
+
 ## 赞赏
 
 <table style="width: 100%">
diff --git a/readme_en.md b/readme_en.md
index 540e1f4..db398d2 100644
--- a/readme_en.md
+++ b/readme_en.md
@@ -35,6 +35,7 @@ docker run -d --restart=always -p 12345:12345 -v /opt/FileCodeBox/:/app/data --n
 ```bash
 docker run -d --restart=always -p 12345:12345 -v /Users/lan/soft/FileCodeBox/:/app/data --name filecodebox lanol/filecodebox:arm
 ```
+
 ### Update
 
 ```bash
@@ -177,6 +178,10 @@ STORAGE_ENGINE=filesystem
 
 ![Alt](https://repobeats.axiom.co/api/embed/7a6c92f1d96ee57e6fb67f0df371528397b0c9ac.svg "Repobeats analytics image")
 
+## Star History
+
+[![Star History Chart](https://api.star-history.com/svg?repos=vastsa/FileCodeBox&type=Date)](https://star-history.com/#vastsa/FileCodeBox&Date)
+
 ## Appreciate
 
 <table style="width: 100%">
diff --git a/storage.py b/storage.py
index 40b4cdc..1d22a3f 100644
--- a/storage.py
+++ b/storage.py
@@ -9,6 +9,30 @@ from fastapi import UploadFile
 import settings
 
 
+class TencentCOS:
+    def __init__(self, bucket: str, region: str, secret_id: str, secret_key: str):
+        self.bucket = bucket
+        self.region = region
+        self.secret_id = secret_id
+        self.secret_key = secret_key
+
+    def upload(self, file: UploadFile, path: str) -> str:
+        # 上传文件
+        pass
+
+    def download(self, path: str) -> BinaryIO:
+        # 下载文件
+        pass
+
+    def delete(self, path: str) -> None:
+        # 删除文件
+        pass
+
+    def get_url(self, path: str) -> str:
+        # 获取文件访问链接
+        pass
+
+
 class FileSystemStorage:
     DATA_ROOT = Path(settings.DATA_ROOT)
     STATIC_URL = settings.STATIC_URL
diff --git a/templates/index.html b/templates/index.html
index 776bd96..b39ae8f 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -37,6 +37,10 @@
             border-radius: 20px;
         }
 
+        .el-card {
+            border-radius: 20px;
+        }
+
         @media (prefers-color-scheme: dark) {
 
             body {