export type ExtensionPoint = "skill" | "tracker-adapter" | "provider-adapter" | "phase-playbook" | "refresh-target";
export interface ExtensionManifest {
    id: string;
    name: string;
    version: string;
    compatibility: {
        orchestra: string;
    };
    extensionPoints: ExtensionPoint[];
    entry?: string;
    capabilities?: string[];
    riskAreas?: string[];
}
export interface ExtensionValidationResult {
    valid: boolean;
    manifest?: ExtensionManifest;
    path: string;
    errors: string[];
    warnings: string[];
}
export declare function discoverExtensions(root?: string): Promise<ExtensionValidationResult[]>;
export declare function validateExtensionManifest(extensionPath: string): Promise<ExtensionValidationResult>;