Capability

{
    "type": "object",
    "properties": {
        "id": {
            "type": "string",
            "maxLength": 200
        },
        "site_id": {
            "type": "string",
            "const": "ursy.art"
        },
        "kind": {
            "const": "tool"
        },
        "title": {
            "type": "string",
            "maxLength": 200
        },
        "description": {
            "type": "string",
            "maxLength": 4000
        },
        "canonical_url": {
            "type": "string",
            "maxLength": 2048,
            "format": "uri"
        },
        "categories": {
            "type": "array",
            "items": {
                "type": "string",
                "maxLength": 100
            },
            "maxItems": 20
        },
        "stage": {
            "const": "live"
        },
        "visibility": {
            "const": "public"
        },
        "observed_at": {
            "type": "string",
            "maxLength": 40,
            "format": "date-time"
        },
        "valid_until": {
            "type": "string",
            "maxLength": 40,
            "format": "date-time"
        },
        "source_revision": {
            "type": "string",
            "maxLength": 300
        },
        "effect": {
            "const": "read"
        },
        "operation_id": {
            "type": "string",
            "enum": [
                "search_artworks",
                "get_artworks",
                "get_artwork",
                "resolve_artwork_reference",
                "search_creators",
                "get_creator_profile",
                "get_creator_works",
                "browse_subjects",
                "get_subject_collection",
                "browse_museums",
                "get_museum_collection",
                "get_image_assets",
                "get_reuse_evidence",
                "filter_by_reuse_policy",
                "make_credit_lines",
                "get_image_package",
                "get_canonical_asset",
                "get_image_provenance",
                "resolve_image",
                "match_image",
                "compare_artworks",
                "build_art_timeline",
                "get_image_palette",
                "find_art_by_palette",
                "find_visually_similar_art",
                "suggest_image_fit",
                "estimate_print_size",
                "build_responsive_image_set",
                "build_image_request",
                "assemble_gallery",
                "build_moodboard_manifest",
                "build_teaching_pack",
                "get_artwork_fact_sheet",
                "get_daily_selection",
                "export_collection",
                "find_replacement_image",
                "get_catalogue_facets",
                "get_collection_statistics",
                "get_changes",
                "get_asset_changes",
                "get_sources",
                "get_source_status",
                "get_service_catalogue"
            ]
        },
        "schema_id": {
            "type": "string",
            "maxLength": 200
        },
        "schema_url": {
            "type": "string",
            "maxLength": 2048,
            "format": "uri"
        },
        "input_schema": {
            "type": "object",
            "maxProperties": 100,
            "description": "A JSON Schema or an absolute reference to the native Art contract."
        },
        "output_schema": {
            "type": "object",
            "maxProperties": 100,
            "description": "A JSON Schema or an absolute reference to the native Art contract."
        },
        "auth_audience": {
            "const": "public"
        },
        "auth_scopes": {
            "type": "array",
            "items": {
                "type": "string",
                "maxLength": 200
            },
            "maxItems": 0
        },
        "execution_location": {
            "const": "server"
        },
        "format": {
            "const": "application/json"
        },
        "requirements": {
            "type": "string",
            "maxLength": 1000
        },
        "limits": {
            "type": "string",
            "maxLength": 1000
        }
    },
    "required": [
        "id",
        "site_id",
        "kind",
        "title",
        "description",
        "canonical_url",
        "categories",
        "stage",
        "visibility",
        "observed_at",
        "valid_until",
        "source_revision",
        "effect",
        "operation_id",
        "schema_id",
        "schema_url",
        "input_schema",
        "output_schema",
        "auth_audience",
        "auth_scopes",
        "execution_location",
        "format",
        "requirements",
        "limits"
    ],
    "additionalProperties": false
}