text: process.env.NODE_ENV = process.env.NODE_ENV || "development";
  
  if (!process.env.PORTAL_URL) {
    throw new Error("You need to provide PORTAL_URL environment variable");
  }
  
  const express = require("express");
  const bodyparser = require("body-parser");
  const db = require("./db");
  
  const host = process.env.HOSTNAME || "0.0.0.0";
  const port = Number(process.env.PORT) || 3100;
  
  const server = express();
  
  server.use(bodyparser.urlencoded({ extended: false }));
  server.use(bodyparser.json());
  server.use((req, res, next) => {
    db.read();
    next();
  });
  
  server.get("/health-check", require("./api/index"));
  server.get("/health-check/critical", require("./api/critical"));
  server.get("/health-check/verbose", require("./api/verbose"));
  server.get("/health-check/disabled", require("./api/disabled"));
  
  server.listen(port, host, (error) => {
    if (error) throw error;
  
    console.info(`Server listening at http://${host}:${port} (NODE_ENV: ${process.env.NODE_ENV})`);
  });
  