export interface BiomeApiRequestContext {
    readonly orgId: string;
    readonly projectId?: string;
    readonly installationId?: string;
    readonly actorSubject: string;
    readonly actorType: 'user' | 'service';
    readonly biomeId: string;
}
export declare const BIOME_API_HEADERS: {
    readonly orgId: "x-org-id";
    readonly projectId: "x-project-id";
    readonly installationId: "x-installation-id";
    readonly actorSubject: "x-actor-subject";
    readonly actorType: "x-actor-type";
    readonly biomeId: "x-biome-id";
};
export declare function requireRequestContext(headers: Readonly<Record<string, string | string[] | undefined>>): BiomeApiRequestContext;
export declare class BiomeApiContextError extends Error {
    constructor(message: string);
}
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