make case catalog read-only

app/schemas/case.py

@@ -50,27 +50,3 @@ class CaseDetailResponse(BaseModel):
     has_knowledge_points: bool
     has_quiz: bool
     order_item_types: list[str]
-
-
-class CaseDeletePreviewResponse(BaseModel):
-    """病例删除预览：返回删除该病例会影响的业务数据数量。"""
-
-    case_id: int
-    case_title: str
-    can_delete: bool
-    affected: dict[str, int]
-
-
-class CaseDeleteRequest(BaseModel):
-    """病例删除请求：前端必须显式确认，并默认同时删除该病例训练数据。"""
-
-    confirm: bool = False
-    delete_training_data: bool = True
-
-
-class CaseDeleteResponse(BaseModel):
-    """病例删除结果：返回已删除的各表记录数量。"""
-
-    deleted: bool
-    case_id: int
-    deleted_counts: dict[str, int]

app/schemas/imports.py

@@ -1,36 +0,0 @@
-from pydantic import BaseModel, Field
-
-
-class CaseSqlPreviewCase(BaseModel):
-    """病例 SQL 预览病例：展示导入文件中识别到的病例摘要。"""
-
-    id: int
-    title: str
-    case_type: str
-    difficulty: str
-
-
-class CaseSqlImportPreviewResponse(BaseModel):
-    """病例 SQL 预检响应：只展示解析结果，不写入数据库。"""
-
-    file_name: str
-    encoding: str | None = None
-    tables: dict[str, int] = Field(default_factory=dict)
-    can_import: bool = False
-    warnings: list[str] = Field(default_factory=list)
-    errors: list[str] = Field(default_factory=list)
-    preview_cases: list[CaseSqlPreviewCase] = Field(default_factory=list)
-
-
-class CaseSqlImportApplyResponse(BaseModel):
-    """病例 SQL 导入响应：展示实际写库结果。"""
-
-    imported: bool
-    file_name: str
-    encoding: str
-    inserted_or_updated_cases: int
-    imported_traditional_cases: int
-    imported_teaching_cases: int
-    imported_scoring_rules: int
-    generated_exam_items: int
-    warnings: list[str] = Field(default_factory=list)