feat: 为出站请求统一接入 HTTP 代理

app/trading/services/auth_session.py

@@ -37,6 +37,7 @@ from typing import Any
 import httpx
 
 from app.shared.config import Settings
+from app.shared.proxy import httpx_client_options
 from app.shared.errors import NotLoggedInError, UpstreamRequestError
 from app.trading.core import auth_site
 
@@ -110,7 +111,7 @@ class AuthSession:
                 headers=profile.headers(),
                 timeout=self._settings.request_timeout_seconds,
                 follow_redirects=True,
-                proxy=self._settings.httpx_proxy,
+                **httpx_client_options(self._settings),
                 http2=True,
             )
             self._sites[name] = _SiteAuth(name=name, client=client)