from pydantic import BaseModel, Field


class Link(BaseModel):
    rel: str
    href: str


class CatalogItem(BaseModel):
    slug: str
    name: str
    description: str | None = None


class HubResource(BaseModel):
    slug: str
    name: str
    status: str = "active"
    description: str | None = None
    capabilities: list[str] = Field(default_factory=list)
    links: list[Link] = Field(default_factory=list)


class HubCapabilityManifest(BaseModel):
    hub_slug: str
    manifest_version: str = "0.1.0"
    capabilities: list[str] = Field(default_factory=list)
    endpoints: list[Link] = Field(default_factory=list)


class HealthResponse(BaseModel):
    service: str
    status: str
    version: str


class ReadinessResponse(BaseModel):
    service: str
    status: str
    checks: dict[str, str]


class ErrorDetail(BaseModel):
    code: str
    message: str