首个可运行的版本

backend/app/schemas/common.py

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+"""通用 Schema"""
+
+from pydantic import BaseModel
+
+
+class SuccessResponse(BaseModel):
+    success: bool = True
+    message: str = "操作成功"
+
+
+class PageParams(BaseModel):
+    page: int = 1
+    page_size: int = 20
+
+
+class PageResult(BaseModel):
+    items: list
+    total: int
+    page: int
+    page_size: int
+    has_more: bool