diff --git a/app.py b/app.py
index a04231a..8c5000a 100644
--- a/app.py
+++ b/app.py
@@ -7,6 +7,8 @@
 
 
 import time
+
+import requests
 from flask import Flask
 from flask import Response
 from flask import jsonify
@@ -17,31 +19,24 @@ from bin.utils.b64img import re_sort_number_image
 from bin.utils.error import ErrorProcess
 from bin.utils.render_ import render_temp_
 from bin.utils.logger import logger
-from db.db import fetch_data
+from db.sqlite import fetch_data
 
 app = Flask(__name__, static_url_path='')
 app.config['JSON_SORT_KEYS'] = False  # 设置JSON消息不根据字母顺序重新排序
 app.config['JSON_AS_ASCII'] = False  # 设置JSON消息显示中文
 
 
-@app.errorhandler(404)
-def miss(reason) -> Response:
+@app.route('/sync')
+def sync():
     """
-    404页面使用json格式显示
-    :param reason:
+    同步count.db
     :return:
     """
-    return jsonify({'code': 404, 'msg': '没有定义的页面', 'data': None})
-
-
-@app.errorhandler(500)
-def error(reason) -> Response:
-    """
-    500 页面使用json格式显示
-    :param reason:
-    :return:
-    """
-    return jsonify({'code': 500, 'msg': '服务器内部错误', 'data': None})
+    try:
+        requests.get('https://themedatabase.vercel.app/')
+        return {'code': 200, 'msg': '从远程服务器同步成功', 'data': []}
+    except BaseException as e:
+        return {'code': -2, 'msg': f'从远程服务器同步失败: {e}', 'data': []}
 
 
 def build_page(name: str, length: int, theme: str) -> list[bool or Response] or list[bool or str] or bool:
@@ -66,6 +61,26 @@ def build_page(name: str, length: int, theme: str) -> list[bool or Response] or
         return [False, 'BadLength']
 
 
+@app.errorhandler(404)
+def miss(reason) -> Response:
+    """
+    404页面使用json格式显示
+    :param reason:
+    :return:
+    """
+    return jsonify({'code': 404, 'msg': '没有定义的页面', 'data': None})
+
+
+@app.errorhandler(500)
+def error(reason) -> Response:
+    """
+    500 页面使用json格式显示
+    :param reason:
+    :return:
+    """
+    return jsonify({'code': 500, 'msg': '服务器内部错误', 'data': None})
+
+
 @app.route('/get', methods=['GET', 'POST'])  # 允许 GET 和 POST 方法
 def main() -> Response or str:
     """
@@ -81,6 +96,8 @@ def main() -> Response or str:
     if name and name != 'null':
         if not length:
             length = 7
+        elif type(length) is not int:
+            return ErrorProcess().error_length(length)
         else:
             length = int(length)  # 将类型转换为整型
         if not theme:
@@ -89,14 +106,15 @@ def main() -> Response or str:
         if build_page_result[0]:
             response = make_response(build_page_result[1])  # 设置响应体 和 响应头
             response.headers['Content-Type'] = 'image/svg+xml; charset=utf-8'
+            # 防止浏览器和markdown编辑器缓存图片
             response.headers['cache-control'] = 'max-age=0, no-cache, no-store, must-revalidate'
             response.headers['date'] = time.ctime()
             return response
-        elif build_page_result[1] == 'BadLength':
+        elif build_page_result[1] == 'BadLength':  # 输入的长度错误
             return ErrorProcess().error_length(length)
-        elif build_page_result[1] == 'BadTheme':
+        elif build_page_result[1] == 'BadTheme':  # 输入的主题错误
             return ErrorProcess().error_theme(theme)
-        else:
+        else:  # 长度过长无法计数重置数据库内的已有数据
             return build_page_result[1]
     else:
         return ErrorProcess().arg_not_be_full()
diff --git a/bin/assets/.gitkeep b/bin/assets/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/bin/tests/arg.py b/bin/tests/arg.py
new file mode 100644
index 0000000..78c3793
--- /dev/null
+++ b/bin/tests/arg.py
@@ -0,0 +1,4 @@
+import sys
+
+
+print(sys.argv)
\ No newline at end of file
diff --git a/bin/tests/connectdb.py b/bin/tests/connectdb.py
new file mode 100644
index 0000000..5b80143
--- /dev/null
+++ b/bin/tests/connectdb.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+# -- coding:utf-8 --
+# @Author: markushammered@gmail.com
+# @Development Tool: PyCharm
+# @Create Time: 2022/2/16
+# @File Name: connectdb.py
+
+
+import sqlite3
+
+
+def exec(cmd):
+    try:
+        conn = sqlite3.connect('../../db/count.db')
+        cursor = conn.cursor()
+        cursor.execute(cmd)
+        return cursor.fetchall()
+    finally:
+        cursor.close()
+        conn.close()
+
+
+if __name__ == '__main__':
+    while True:
+        cmd = input('>>>')
+        print(exec(cmd))
+
diff --git a/bin/tests/download.py b/bin/tests/download.py
index e5193f9..f38e250 100644
--- a/bin/tests/download.py
+++ b/bin/tests/download.py
@@ -4,7 +4,7 @@ import os
 import sqlite3
 
 
-conn = sqlite3.connect('../assets/theme.db')
+conn = sqlite3.connect('../../db/theme.db')
 cursor = conn.cursor()
 
 file_list = os.listdir('../assets/themes/')
diff --git a/bin/tests/get_all_theme.py b/bin/tests/get_all_theme.py
index 7f69273..d9e2e24 100644
--- a/bin/tests/get_all_theme.py
+++ b/bin/tests/get_all_theme.py
@@ -10,8 +10,7 @@ import random
 import base64
 import sqlite3
 
-
-conn = sqlite3.connect('../assets/theme.db')
+conn = sqlite3.connect('../../db/style.db')
 cursor = conn.cursor()
 
 
@@ -30,4 +29,6 @@ def get_all_theme():
                 fp.write(img_data)
             # if i[1] == '':
             #     print(n)
-get_all_theme()
\ No newline at end of file
+
+
+get_all_theme()
diff --git a/bin/utils/__init__.py b/bin/utils/__init__.py
index e9f6b33..07b14e7 100644
--- a/bin/utils/__init__.py
+++ b/bin/utils/__init__.py
@@ -59,7 +59,7 @@ class Check:
         检验本地文件md5是否和远程md5相同
         :return:
         """
-        with open('./bin/assets/theme.db', 'rb') as fp:
+        with open('./db/style.db', 'rb') as fp:
             data = fp.read()
         local_md5 = hashlib.md5(data).hexdigest()
         remote_md5 = self.session.get(self.remote_md5).json()['data'][0]
@@ -84,9 +84,9 @@ class Check:
         mtd_list = []
         start = 0
         end = -1
-        with open('./bin/assets/theme.db', 'w') as initial_file:
+        with open('./db/style.db', 'w') as initial_file:
             initial_file.close()
-        with open('./bin/assets/theme.db', 'rb+') as f:
+        with open('./db/style.db', 'rb+') as f:
             name = 1
             fileno = f.fileno()
             while end < filesize - 1:
@@ -117,10 +117,10 @@ def single_download(url):
     session.trust_env = False
     logger.info(f'正在使用单线程下载中')
     resp = session.get(url)
-    with open('./bin/assets/theme.db', 'wb') as fp:
+    with open('./db/style.db', 'wb') as fp:
         fp.write(resp.content)
     logger.info('下载完成 正在检验文件md5')
-    with open('./bin/assets/theme.db', 'rb') as fp:
+    with open('./db/style.db', 'rb') as fp:
         data = fp.read()
     local_md5 = hashlib.md5(data).hexdigest()
     remote_md5 = session.get('https://themedatabases.vercel.app/md5').json()['data'][0]
@@ -136,6 +136,6 @@ def single_download(url):
 if __name__ != '__main__':
     if not os.path.exists('./bin/log'):
         os.mkdir('./bin/log')
-    if not os.path.exists('./bin/assets/theme.db'):
+    if not os.path.exists('./db/style.db'):
         logger.error('没有检测到本地主题数据库即将开始下载')
         Check().download()
diff --git a/bin/utils/b64img.py b/bin/utils/b64img.py
index 5ffdfc5..5114f15 100644
--- a/bin/utils/b64img.py
+++ b/bin/utils/b64img.py
@@ -8,7 +8,7 @@
 
 import sqlite3
 from typing import Any
-from db.db import fetch_table
+from db.sqlite import fetch_table
 
 
 def re_sort_number_image(origin_number: str, theme: str) -> tuple[bool, bool, bool, bool] or list[
@@ -66,5 +66,5 @@ def re_sort_number_image(origin_number: str, theme: str) -> tuple[bool, bool, bo
 
 
 if __name__ != '__main__':
-    conn = sqlite3.connect('./bin/assets/theme.db', check_same_thread=False)
+    conn = sqlite3.connect('./db/theme.db', check_same_thread=False)
     cursor = conn.cursor()
diff --git a/bin/utils/error.py b/bin/utils/error.py
index dae9f5b..069f6c1 100644
--- a/bin/utils/error.py
+++ b/bin/utils/error.py
@@ -9,7 +9,7 @@
 from typing import Optional
 from flask import jsonify
 from flask import Response
-from db.db import (update_data, fetch_table)
+from db.sqlite import (update_data, fetch_table)
 
 
 class ErrorProcess:
@@ -42,7 +42,7 @@ class ErrorProcess:
         self.msg_template['data'] = table_list
         return jsonify(self.msg_template)
 
-    def error_length(self, length: int) -> Response:
+    def error_length(self, length: int or str) -> Response:
         """
         数值太长显示此页面
         :param length:
diff --git a/db/db.py b/db/sqlite.py
similarity index 91%
rename from db/db.py
rename to db/sqlite.py
index ee60e0d..64d8d66 100644
--- a/db/db.py
+++ b/db/sqlite.py
@@ -1,97 +1,97 @@
-#!/usr/bin/env python3
-# -- coding:utf-8 --
-# @Author: markushammered@gmail.com
-# @Development Tool: PyCharm
-# @Create Time: 2022/2/4
-# @File Name: db.py
-
-import sqlite3
-
-"""
-使用python3自带的Sqlite3进行数据库操作
-"""
-
-
-def insert_data(name: str) -> None:
-    """
-    插入数据
-    :param name:
-    :return:
-    """
-    conn = sqlite3.connect('./db/count.db', check_same_thread=False)
-    cursor = conn.cursor()
-    try:
-        cursor.execute('insert into ReqCount values(?, ?)', (name, 1))
-        conn.commit()
-    finally:
-        cursor.close()
-        conn.close()
-
-
-def fetch_data(name: str) -> int:
-    """
-    获取数据
-    :param name:
-    :return:
-    """
-    conn = sqlite3.connect('./db/count.db', check_same_thread=False)
-    cursor = conn.cursor()
-    try:
-        cursor.execute('select * from ReqCount')
-        conn.commit()
-        data = cursor.fetchall()
-
-        temp_dict = {}
-        for k, v in data:  # 遍历数据将元组数据转换为字典类型
-            temp_dict.setdefault(k, []).append(v)
-        for i, c in zip(temp_dict.keys(), temp_dict.values()):
-            temp_dict[i] = c[0]
-
-        if name in temp_dict.keys():
-            count = temp_dict[name]  # 获取原数字 为 整型
-            update_data(name, count)
-            return count
-        else:
-            # 新建用户数据
-            insert_data(name)
-            return 0
-    finally:
-        cursor.close()
-        conn.close()
-
-
-def update_data(name: str, times: int) -> None:
-    """
-    更新数据
-    :param name:
-    :param times:
-    :return:
-    """
-    conn = sqlite3.connect('./db/count.db', check_same_thread=False)
-    cursor = conn.cursor()
-    try:
-        times += 1
-        cursor.execute('update ReqCount set times=? where name=?', (times, name))
-        conn.commit()
-    finally:
-        cursor.close()
-        conn.close()
-
-
-def fetch_table() -> list:
-    """
-    返回已有主题列表
-    :return:
-    """
-    conn_temp = sqlite3.connect('./bin/assets/theme.db', check_same_thread=False)
-    cursor_temp = conn_temp.cursor()
-    try:
-        lst = []
-        cursor_temp.execute("select * from sqlite_master where type='table'")
-        for i in cursor_temp.fetchall():
-            lst.append(i[1])
-        return lst
-    finally:
-        cursor_temp.close()
-        conn_temp.close()
-
+#!/usr/bin/env python3
+# -- coding:utf-8 --
+# @Author: markushammered@gmail.com
+# @Development Tool: PyCharm
+# @Create Time: 2022/2/4
+# @File Name: sqlite.py
+
+import sqlite3
+
+"""
+使用python3自带的Sqlite3进行数据库操作
+"""
+
+
+def insert_data(name: str) -> None:
+    """
+    插入数据
+    :param name:
+    :return:
+    """
+    conn = sqlite3.connect('./db/count.db', check_same_thread=False)
+    cursor = conn.cursor()
+    try:
+        cursor.execute('insert into ReqCount values(?, ?)', (name, 1))
+        conn.commit()
+    finally:
+        cursor.close()
+        conn.close()
+
+
+def fetch_data(name: str) -> int:
+    """
+    获取数据
+    :param name:
+    :return:
+    """
+    conn = sqlite3.connect('./db/count.db', check_same_thread=False)
+    cursor = conn.cursor()
+    try:
+        cursor.execute('select * from ReqCount')
+        conn.commit()
+        data = cursor.fetchall()
+
+        temp_dict = {}
+        for k, v in data:  # 遍历数据将元组数据转换为字典类型
+            temp_dict.setdefault(k, []).append(v)
+        for i, c in zip(temp_dict.keys(), temp_dict.values()):
+            temp_dict[i] = c[0]
+
+        if name in temp_dict.keys():
+            count = temp_dict[name]  # 获取原数字 为 整型
+            update_data(name, count)
+            return count
+        else:
+            # 新建用户数据
+            insert_data(name)
+            return 0
+    finally:
+        cursor.close()
+        conn.close()
+
+
+def update_data(name: str, times: int) -> None:
+    """
+    更新数据
+    :param name:
+    :param times:
+    :return:
+    """
+    conn = sqlite3.connect('./db/count.db', check_same_thread=False)
+    cursor = conn.cursor()
+    try:
+        times += 1
+        cursor.execute('update ReqCount set times=? where name=?', (times, name))
+        conn.commit()
+    finally:
+        cursor.close()
+        conn.close()
+
+
+def fetch_table() -> list:
+    """
+    返回已有主题列表
+    :return:
+    """
+    conn_temp = sqlite3.connect('./db/style.db', check_same_thread=False)
+    cursor_temp = conn_temp.cursor()
+    try:
+        lst = []
+        cursor_temp.execute("select * from sqlite_master where type='table'")
+        for i in cursor_temp.fetchall():
+            lst.append(i[1])
+        return lst
+    finally:
+        cursor_temp.close()
+        conn_temp.close()
+