/**
 * Portable package metadata for recommending agent extensions.
 *
 * @experimental This API is unstable and may change without notice.
 */
import * as Schema from "effect/Schema";
/** The Registry used by portable recommendations that omit an explicit source. */
export declare const AGENTXM_REGISTRY_URL = "https://registry.agentxm.ai";
export declare const AgentExtensionGitSourceSchema: Schema.Struct<{
    readonly type: Schema.Literal<"git">;
    readonly url: Schema.URLFromString;
    readonly path: Schema.optionalKey<Schema.NonEmptyString>;
    readonly revision: Schema.optionalKey<Schema.NonEmptyString>;
}>;
export declare const AgentExtensionRegistrySourceSchema: Schema.Struct<{
    readonly type: Schema.Literal<"registry">;
    readonly url: Schema.URLFromString;
}>;
export declare const AgentExtensionPathSourceSchema: Schema.Struct<{
    readonly type: Schema.Literal<"path">;
    readonly path: Schema.NonEmptyString;
}>;
export declare const AgentExtensionSourceSchema: Schema.Union<readonly [Schema.Struct<{
    readonly type: Schema.Literal<"git">;
    readonly url: Schema.URLFromString;
    readonly path: Schema.optionalKey<Schema.NonEmptyString>;
    readonly revision: Schema.optionalKey<Schema.NonEmptyString>;
}>, Schema.Struct<{
    readonly type: Schema.Literal<"registry">;
    readonly url: Schema.URLFromString;
}>, Schema.Struct<{
    readonly type: Schema.Literal<"path">;
    readonly path: Schema.NonEmptyString;
}>]>;
export type AgentExtensionSource = Schema.Schema.Type<typeof AgentExtensionSourceSchema>;
export declare const AgentExtensionRecommendationSchema: Schema.Union<readonly [Schema.Struct<{
    readonly ref: Schema.String;
    readonly source: Schema.optionalKey<Schema.Struct<{
        readonly type: Schema.Literal<"registry">;
        readonly url: Schema.URLFromString;
    }>>;
    readonly versionRange: Schema.optionalKey<Schema.brand<Schema.NonEmptyString, "VersionRange">>;
}>, Schema.Struct<{
    readonly ref: Schema.String;
    readonly source: Schema.Struct<{
        readonly type: Schema.Literal<"git">;
        readonly url: Schema.URLFromString;
        readonly path: Schema.optionalKey<Schema.NonEmptyString>;
        readonly revision: Schema.optionalKey<Schema.NonEmptyString>;
    }>;
    readonly versionRange: Schema.optionalKey<Schema.Never>;
}>, Schema.Struct<{
    readonly ref: Schema.String;
    readonly source: Schema.Struct<{
        readonly type: Schema.Literal<"path">;
        readonly path: Schema.NonEmptyString;
    }>;
    readonly versionRange: Schema.optionalKey<Schema.Never>;
}>]>;
export type AgentExtensionRecommendation = Schema.Schema.Type<typeof AgentExtensionRecommendationSchema>;
export declare const AgentExtensionsMetadataSchema: Schema.Struct<{
    readonly $schema: Schema.optionalKey<Schema.String>;
    readonly agentExtensions: Schema.$Array<Schema.Union<readonly [Schema.Struct<{
        readonly ref: Schema.String;
        readonly source: Schema.optionalKey<Schema.Struct<{
            readonly type: Schema.Literal<"registry">;
            readonly url: Schema.URLFromString;
        }>>;
        readonly versionRange: Schema.optionalKey<Schema.brand<Schema.NonEmptyString, "VersionRange">>;
    }>, Schema.Struct<{
        readonly ref: Schema.String;
        readonly source: Schema.Struct<{
            readonly type: Schema.Literal<"git">;
            readonly url: Schema.URLFromString;
            readonly path: Schema.optionalKey<Schema.NonEmptyString>;
            readonly revision: Schema.optionalKey<Schema.NonEmptyString>;
        }>;
        readonly versionRange: Schema.optionalKey<Schema.Never>;
    }>, Schema.Struct<{
        readonly ref: Schema.String;
        readonly source: Schema.Struct<{
            readonly type: Schema.Literal<"path">;
            readonly path: Schema.NonEmptyString;
        }>;
        readonly versionRange: Schema.optionalKey<Schema.Never>;
    }>]>>;
}>;
export type AgentExtensionsMetadata = Schema.Schema.Type<typeof AgentExtensionsMetadataSchema>;
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