/**
 * Skill loader hook — wires SkillLoader into chat.message to inject
 * applicable skills as synthetic prompt parts per session+agent.
 *
 * Skills are discovered on first call and cached. The hook filters
 * skills by agent name and injects their formatted body.
 */
import type { Logger, PluginConfig } from '../types';
export interface SkillLoaderHooks {
    /** Call from chat.message to inject skills for the current agent. */
    onMessage: (input: {
        sessionID: string;
        messageID?: string;
        agent?: string;
    }, output: {
        parts: Array<Record<string, unknown>>;
    }) => void;
}
export declare function createSkillLoaderHooks(logger: Logger, directory: string, config: PluginConfig): SkillLoaderHooks;
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