import type { Plugin } from 'vite';
export interface ViteFastifyPluginOptions {
    /**
     * Enable SPA mode (no SSR environment)
     */
    spa?: boolean;
    /**
     * Path to the client module entry point
     */
    clientModule?: string;
}
/**
 * Vite plugin for Fastify integration.
 * Configures Vite environments for client and SSR builds.
 */
export declare function viteFastify(options?: ViteFastifyPluginOptions): Plugin;
/**
 * Finds the common path prefix among an array of paths.
 */
export declare function findCommonPath(paths: string[]): string;
export default viteFastify;
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