export type AgentFormat = 'filetree' | 'typescript';
export interface AgentContext {
    agentPath: string;
    agentId: string;
    packageName: string;
    hasBrain: boolean;
    /** Agent format: 'filetree' (v7+) or 'typescript' (legacy) */
    format: AgentFormat;
}
/**
 * Detect an agent in the given directory.
 * Checks for file-tree agent (agent.yaml) first, then legacy TS agent (package.json).
 * Returns null if the directory is not a valid agent project.
 */
export declare function detectAgent(dir?: string): AgentContext | null;