C:UsersantoiDocumentsProgrammingPACOCode 19-04-03appcomponentsexpress_webserver.js:22
      require("./express_middleware/" + file)(webserver, controller);
                                             ^

TypeError: require(...) is not a function
    at C:UsersantoiDocumentsProgrammingPACOCode 19-04-03appcomponentsexpress_webserver.js:22:46
    at Array.forEach (<anonymous>)
    at module.exports (C:UsersantoiDocumentsProgrammingPACOCode 19-04-03appcomponentsexpress_webserver.js:21:6)
    at Object.<anonymous> (C:UsersantoiDocumentsProgrammingPACOCode 19-04-03appbot.js:62:72)
    at Module._compile (internal/modules/cjs/loader.js:701:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
    at Module.load (internal/modules/cjs/loader.js:600:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
    at Function.Module._load (internal/modules/cjs/loader.js:531:3)
    at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)