- default(    req:        | IncomingMessage        | Request<ParamsDictionary, any, any, ParsedQs, Record<string, any>>,    res:        | Response<any, Record<string, any>, number>        | ServerResponse<IncomingMessage>,): any - Parameters- req: 
 | IncomingMessage
 | Request<ParamsDictionary, any, any, ParsedQs, Record<string, any>>
- res: Response<any, Record<string, any>, number> | ServerResponse<IncomingMessage>
 
- Returns any
- default(    req: Request<ParamsDictionary, any, any, ParsedQs, Record<string, any>>,    res: Response<any, Record<string, any>>,    next: NextFunction,): void | Promise<void> - Parameters- req: Request<ParamsDictionary, any, any, ParsedQs, Record<string, any>>
- res: Response<any, Record<string, any>>
- next: NextFunction
 
- Returns void | Promise<void>
Express application instance for static file serving
Description
Handles static file serving and SPA routing
Security
All routes are public but limited to static files