export interface IdleEvictionInput {
    /** Current time in epoch ms (the caller passes Date.now()). */
    now: number;
    /** Sleep a capsule after this many ms with no activity. <= 0 disables eviction. */
    idleTimeoutMs: number;
    /** Deploy ids of capsules currently resident. */
    running: Iterable<string>;
    /** Last proxied request (or boot) per deploy, epoch ms. */
    lastActivityAt: Map<string, number>;
    /** Open WebSocket connections per deploy. A capsule with any open socket is
     *  never slept, so a long-lived but quiet stream is not cut mid-connection. */
    liveSockets?: Map<string, number>;
    /** Deploys mid-boot — skip them so a just-woken capsule isn't immediately slept. */
    booting?: {
        has(id: string): boolean;
    };
}
export declare function selectIdleDeploys(input: IdleEvictionInput): string[];
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