from pydantic import BaseModel, Field class CreateAssetLibraryRequest(BaseModel): project_id: str = Field(..., min_length=1) name: str = Field(..., min_length=1, max_length=100) kind: str = Field(..., pattern="^(video|voice|image)$") class AssetLibraryResponse(BaseModel): id: str project_id: str name: str kind: str asset_count: int total_size: int class ListAssetLibrariesResponse(BaseModel): items: list[AssetLibraryResponse] class EnsureDefaultLibraryRequest(BaseModel): project_id: str = Field(..., min_length=1) kind: str = Field(..., pattern="^(video|voice|image)$")