/** Copy/normalize declaration data so subsequent caller mutations cannot change admission. */
export function normalizeHostRequirements(requirements: any, flowId: any): readonly any[];
/** Durable is the native default; session-only must be selected explicitly by the host. */
export function actionPersistenceMode(mode?: string): "durable" | "session-only";
/** Boolean requirements remain strict. guardedActions additionally accepts the explicit session-only policy. */
export function assertFlowHostCapabilities(flows: any, capabilities?: {}): boolean;
/** Declarative flow admission. No engine imports, I/O, or implicit host capability activation. */
export class JSFEHostCapabilityError extends Error {
    constructor(flowId: any, capability: any, reason: any);
    code: string;
    flowId: any;
    capability: any;
}
//# sourceMappingURL=capabilities.d.ts.map