export interface GeneratedFile {
    path: string;
    content: string;
}
/**
 * Validate an extension name. Returns an error message if invalid,
 * or `undefined` if the name is acceptable.
 */
export declare function validateExtensionName(name: string): string | undefined;
/**
 * Generate the file contents for a new extension scaffold.
 * Does not write to disk. Returns file path/content pairs.
 */
export declare function generateExtensionFiles(name: string): GeneratedFile[];
/**
 * Execute the extension init command: generate files and write to disk.
 */
export declare function runExtensionInit(name: string, baseDir: string): Promise<void>;
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