Refactor and enhance OAuth2.0 implementation; update models and routes

- Refactored AdminSummaryData and AdminSummaryResponse classes for better clarity.
- Added OAUTH type to SettingsType enum.
- Cleaned up imports in webdav.py.
- Updated admin router to improve summary data retrieval and response handling.
- Enhanced file management routes with better condition handling and user storage updates.
- Improved group management routes by optimizing data retrieval.
- Refined task management routes for better condition handling.
- Updated user management routes to streamline access token retrieval.
- Implemented a new captcha verification structure with abstract base class.
- Removed deprecated env.md file and replaced with a new structured version.
- Introduced a unified OAuth2.0 client base class for GitHub and QQ integrations.
- Enhanced password management with improved hashing strategies.
- Added detailed comments and documentation throughout the codebase for clarity.

service/captcha/__init__.py

@@ -1,5 +1,39 @@
+import abc
+import aiohttp
+
 from pydantic import BaseModel
 
+from .gcaptcha import GCaptcha
+from .turnstile import TurnstileCaptcha
+
+
 class CaptchaRequestBase(BaseModel):
+    """验证码验证请求"""
     token: str
-    secret: str
+    """验证 token"""
+    secret: str
+    """验证密钥"""
+
+
+class CaptchaBase(abc.ABC):
+    """验证码验证器抽象基类"""
+
+    verify_url: str
+    """验证 API 地址（子类必须定义）"""
+
+    async def verify_captcha(self, request: CaptchaRequestBase) -> bool:
+        """
+        验证 token 是否有效。
+
+        :return: 如果验证成功返回 True，否则返回 False
+        :rtype: bool
+        """
+        payload = request.model_dump()
+
+        async with aiohttp.ClientSession() as session:
+            async with session.post(self.verify_url, data=payload) as response:
+                if response.status != 200:
+                    return False
+
+                result = await response.json()
+                return result.get('success', False)