chore: finalize backend feature scope

app/api/cases.py

@@ -1,32 +0,0 @@
-from fastapi import APIRouter, Depends, Query
-from sqlalchemy.orm import Session
-
-from app.core.response import ApiResponse, ok
-from app.core.user_context import UserContext, get_user_context
-from app.db.session import get_db
-from app.schemas.case import CaseDetailResponse, CaseListResponse
-from app.services.case_service import CaseService
-
-router = APIRouter()
-
-
-@router.get("", response_model=ApiResponse[CaseListResponse])
-def list_cases(
-    _: UserContext = Depends(get_user_context),
-    db: Session = Depends(get_db),
-    department_id: int | None = Query(default=None),
-    training_type: str | None = Query(default=None),
-    mode: str | None = Query(default=None),
-):
-    """病例列表：返回当前可用的激活病例，不暴露标准答案。"""
-    return ok(CaseService(db).list_cases(department_id=department_id, training_type=training_type, mode=mode))
-
-
-@router.get("/{case_id}", response_model=ApiResponse[CaseDetailResponse])
-def get_case_detail(
-    case_id: int,
-    _: UserContext = Depends(get_user_context),
-    db: Session = Depends(get_db),
-):
-    """病例详情：返回训练入口信息和可申请检查类型。"""
-    return ok(CaseService(db).get_case_detail(case_id))