diff --git a/README.md b/README.md
index 40ca6d5..880e9df 100644
--- a/README.md
+++ b/README.md
@@ -11,29 +11,31 @@
 * 使用了异步Web框架`FastAPI`来提高效率 ***注:数据库部分使用了同步***
 * 可以自定义显示图片的数量(长度)
 * 支持API接口以便自行开发
-* 支持MySQL数据库链接
-> data.sql https://pac.rtst.tech/schema/counter/data.sql  
-> image.sql  https://pac.rtst.tech/schema/counter/image.sql
+* 支持MySQL数据库链接 ***程序内有默认的MySQL数据库请不要随意注水***
+> sql 文件下载地址 https://pac.rtst.tech/static_file_hosting/counter/sql/
 
 # 失去的特性
 
-* 不支持MongoDB
+* 暂未支持`MongoDB`
 
 # 安装&运行
 
 ```bash
 $ pip3 install -r requirements.txt
 $ uvicorn src:create_app --factory  or 
+$ sh run.sh  or
 $ python3 main.py  # 两条命令等价
 ```
 
 # 使用
 
-* 访问`127.0.0.1:8000/<any name you want>`
-
+* 访问`http://127.0.0.1:8000/<any name you want>`
+> 示例: http://127.0.0.1:8000/_redirect?length=10&theme=moebooru
 ## 参数
 * `length`
+> length:  1 ≤ x ≤ 10
 * `theme`
+> theme: `blacked` `lewd` `lisu` `moebooru`
 
 # 单元测试
 
diff --git a/src/utils/convert.py b/src/utils/convert.py
deleted file mode 100644
index 5ff67ef..0000000
--- a/src/utils/convert.py
+++ /dev/null
@@ -1,51 +0,0 @@
-#!/usr/bin/env python3
-# -- coding:utf-8 --
-# @Author: markushammered@gmail.com
-# @Development Tool: PyCharm
-# @Create Time: 2022/8/30
-# @File Name: convert.py
-
-
-import os
-import base64
-import sqlite3
-import asyncio
-
-
-class SQLite:
-    def __init__(self):
-        self.conn = sqlite3.connect('../db/data.sqlite')
-        self.cursor = self.conn.cursor()
-
-    def __del__(self):
-        self.conn.commit()
-        self.cursor.close()
-        self.conn.close()
-
-    async def insert(self, _id: str, b64: str, width: int, height: int) -> bool:
-        self.cursor.execute('insert into image values ("%s", "%s", %s, %s)' % (_id, b64, width, height))
-        return True
-
-
-async def convert():
-    dirs = os.listdir('../static')
-    for i in dirs:
-        files = os.listdir(f'../static/{i}')
-        for b in files:
-            with open(f'../static/{i}/{b}', 'rb') as fp:
-                if i == 'moebooru':
-                    width = 45
-                    height = 100
-                elif i == 'lewd':
-                    width = 45
-                    height = 100
-                elif i == 'lisu':
-                    width = 66
-                    height = 152
-                else:
-                    width = 68
-                    height = 150
-                await SQLite().insert(f'{i}/{b}', base64.b64encode(fp.read()).decode('utf-8'), width, height)
-
-
-asyncio.run(convert())