import type { HippoMemoryConfig } from "../config.js";
import type { MemoryService } from "../memory-service.js";
export type NotifyLevel = "info" | "warning" | "error";
export type NotifyFn = (message: string, level?: NotifyLevel) => void;
export interface SessionStartEvent {
    reason: "startup" | "new" | "resume" | "fork" | "reload";
}
export interface SessionStartContext {
    cwd: string;
}
export interface SessionStartDeps {
    service: MemoryService;
    config: HippoMemoryConfig;
    notify: NotifyFn;
}
export type SessionStartHook = (event: SessionStartEvent, ctx: SessionStartContext) => Promise<void>;
export declare function createSessionStartHook(deps: SessionStartDeps): SessionStartHook;
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