修复 Headless 模式下使用 SSO 登录失败的问题

判断为 NJUPT 的 SSO 统一身份认证拥有更严格的反爬设计，因此在 kimi 的帮助下设置了更拟真的浏览器特征。

njupt_api/baselib/playcontextmanager.py

@@ -3,6 +3,7 @@ from playwright.async_api import (
     BrowserContext,
     Page,
     Playwright,
+    ViewportSize,
     async_playwright,
 )
 
@@ -29,6 +30,7 @@ class PlayContextManager:
         self.playwright = await async_playwright().start()  # 不是 __enter__
         self.browser = await self.playwright.chromium.launch(
             headless=config.get("schedule", "playwright_headless", True),
+            channel="chromium",
             args=[
                 "--disable-blink-features=AutomationControlled",
                 "--no-sandbox",
@@ -38,7 +40,18 @@ class PlayContextManager:
                 "--no-proxy-server",
             ],
         )
-        self.context = await self.browser.new_context()
+        self.context = await self.browser.new_context(
+            user_agent=(
+                "Mozilla/5.0 (Windows NT 10.0; Win64; x64)"
+                "AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36"
+            ),
+            viewport=ViewportSize(width=1920, height=1080),
+            locale="zh-CN",
+            timezone_id="Asia/Shanghai",
+            extra_http_headers={
+                "Accept-Language": "zh-CN,zh;q=0.9,en;q=0.8",
+            },
+        )
         self.page = await self.context.new_page()
 
     async def __aenter__(self) -> "PlayContextManager":