Merge pull request #45 from muwenyan521/main

feat:优化代码&更清晰的图标

common/checkcn.py

@@ -6,17 +6,19 @@ from .stack_error import stack_error
 def checkcn():
     try:
         req = requests.get('https://mips.kugou.com/check/iscn?&format=json')
+        req.raise_for_status()
         body = req.json()
         scn = bool(body['flag'])
-        if (not scn):
+        if not scn:
             log.info(f"您在非中国大陆地区({body['country']})上使用了项目, 已自动切换回Github官方下载CDN")
             os.environ['IS_CN'] = 'no'
             return False
         else:
             os.environ['IS_CN'] = 'yes'
             return True
-    except Exception as e:
+            
+    except requests.RequestException as e:
         os.environ['IS_CN'] = 'yes'
         log.warning('❗ 检查服务器位置失败，已忽略，自动认为你在中国大陆')
         log.warning(stack_error(e))
-        return False
+        return False