interface PiExtensionAPI {
    registerFlag(name: string, options: {
        description: string;
        type: "string";
    }): void;
    getFlag(name: string): unknown;
    registerTool(definition: {
        name: string;
        label: string;
        description: string;
        parameters: unknown;
        execute(id: string, args: Record<string, unknown>, signal?: AbortSignal): Promise<{
            content: Array<{
                type: "text";
                text: string;
            }>;
            details: unknown;
        }>;
    }): void;
}
export default function courseSkillsExtension(pi: PiExtensionAPI): void;
export declare function callCourseSkill(socketPath: string, name: string, args: Record<string, unknown>, signal?: AbortSignal): Promise<{
    content: Array<{
        type: "text";
        text: string;
    }>;
    isError?: boolean;
}>;
export {};