refactor(platforms): 学习流程下沉到平台层，engine 只保留编排

SessionExpired 移到 platforms/errors.py；旧版流程（_study_builtin）搬到 jspx.py，新版 SPA 流程（run_study_course + 视频）搬到 study.py；engine.py 只剩账号级编排，不再 import 具体平台；routes/quiz 去掉平台 star import，session/dump_cookies 缺失时明确报错。顺带修复学习链路三处未定义全局名（jspx/study/quiz）。
2026-10-31 14:21:36 +08:00
parent d702830470
commit 7259ab8d96
13 changed files with 700 additions and 647 deletions
@@ -69,5 +69,5 @@ PLAN_STATUS = [
 STUDYABLE_STATUS = {"TAKING_PLAN", "NO_BEGAIN_PLAN"}


-class SessionExpired(RuntimeError):
-    """站点要求重新登录（cookie 已失效）。"""
+# 平台层错误类型；老代码 `from study_tool.config import *` 仍然拿得到 SessionExpired
+from study_tool.platforms.errors import SessionExpired  # noqa: E402