Struct ComponentSpec 

pub struct ComponentSpec {
    pub name: String,
    pub description: String,
    pub props_schema: Value,
    pub is_plugin: bool,
    pub slot_fields: Vec<String>,
}

Metadata and JSON Schema for a single JSON-UI component.

Built by Catalog::build from the static BUILTIN_SPECS table (built-ins) or from crate::plugin::JsonUiPlugin::props_schema (plugins).

Fields

name: String

Component type name as it appears in the Spec’s "type" field.

description: String

Short imperative description used in prompt output and catalog tooling.

props_schema: Value

JSON Schema object for the component’s Props struct (schemars output).

is_plugin: bool

true for plugin components; false for built-ins.

slot_fields: Vec<String>

Names of fields whose values are Vec<String> of element IDs (slot fields).

Examples: ["footer"] for Card, ["children"] for Tabs’ per-tab model, [] for leaf components with no children slots.