import { AppService } from './app.service';
export declare class AppController {
    private readonly appService;
    constructor(appService: AppService);
    getWelcome(): {
        project: string;
        message: string;
        health: string;
    };
    getHealth(): Promise<{
        status: string;
        project: string;
        api: string;
        database: string;
        users: number | null;
        activeUsers: number | null;
        timestamp: string;
    }>;
}