"""Shared schema building blocks (pagination meta, error envelope)."""
from pydantic import BaseModel, ConfigDict


class Meta(BaseModel):
    total: int
    page: int
    page_size: int


class ErrorBody(BaseModel):
    error: dict


class APIModel(BaseModel):
    """Base for request schemas — Pydantic v2, permissive on extra fields."""

    model_config = ConfigDict(str_strip_whitespace=True)