feat: 为出站请求统一接入 HTTP 代理

app/trading/worker/client.py

@@ -16,7 +16,9 @@ from typing import Any
 
 import httpx
 
+from app.shared.config import Settings
 from app.shared.errors import AppError
+from app.shared.proxy import httpx_client_options
 from app.shared.task_state import OrderState, TaskStatus
 from app.trading.worker.models import LeaseTask
 
@@ -29,13 +31,16 @@ class GatewayClient:
     一份 AsyncClient 实例贯穿 worker 整个生命周期，连接池由 httpx 管理。
     """
 
-    def __init__(self, base_url: str, bearer_token: str, *, timeout: float = 60.0):
+    def __init__(
+        self, base_url: str, bearer_token: str, *, settings: Settings, timeout: float = 60.0
+    ):
         # 末尾去斜杠，避免 base + "/api/..." 拼出双斜杠
         self._base_url = base_url.rstrip("/")
         self._client = httpx.AsyncClient(
             base_url=self._base_url,
             headers={"Authorization": f"Bearer {bearer_token}"},
             timeout=timeout,
+            **httpx_client_options(settings, target_url=self._base_url),
         )
 
     async def aclose(self) -> None:

app/trading/worker/site_interact.py

@@ -97,6 +97,7 @@ from app.shared.purchase_contract import (
     basket_domain_of,
     inventory_flag_for,
 )
+from app.shared.proxy import playwright_launch_proxy
 from app.shared.task_state import OrderState
 from app.trading.core import auth_site
 from app.trading.worker.models import LeaseTask
@@ -556,6 +557,7 @@ class SiteInteractor:
             # 状态的操作（加购/结算/支付）都必须走非无头浏览器
             headless=False,
             channel=self._settings.browser_channel or None,
+            proxy=playwright_launch_proxy(self._settings),
             args=["--no-first-run", "--disable-blink-features=AutomationControlled"],
         )
         self._context = await self._browser.new_context(