import type { IdentityStore } from './identityStore';
export interface Tenant {
    id: string;
    plan: 'free' | 'pro' | 'scale';
    keyId: string;
}
export declare class TenantResolver {
    private readonly store;
    readonly lane = "D";
    constructor(store: IdentityStore);
    /**
     * Resolve a bearer token to a tenant. Returns `null` for malformed, unknown,
     * revoked or expired keys. The store is queried on EVERY call; revocation is
     * observed on the next request, never after a cached delay.
     */
    resolve(bearerToken: string): Promise<Tenant | null>;
}
export default TenantResolver;
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