feat: 初始提交

backend/app/schemas/config.py

@@ -0,0 +1,23 @@
+from typing import Optional
+
+from pydantic import BaseModel, Field
+
+
+class SystemConfigBase(BaseModel):
+    key: str = Field(..., description="配置键，需全局唯一")
+    value: str = Field(..., description="配置值，统一存储为字符串")
+    description: Optional[str] = Field(default=None, description="配置用途说明")
+
+
+class SystemConfigCreate(SystemConfigBase):
+    pass
+
+
+class SystemConfigUpdate(BaseModel):
+    value: Optional[str] = Field(default=None)
+    description: Optional[str] = Field(default=None)
+
+
+class SystemConfigRead(SystemConfigBase):
+    class Config:
+        from_attributes = True