old_contents: const express = require("express");
  const enforce = require("express-sslify");
  const languages = require("./libraries.json");
  const app = express();
  
  app.set("view engine", "pug");
  app.set("views", __dirname + "/views/website");
  
  if (process.env.NODE_ENV === "production") {
      console.log("Redirecting to TLS endpoint.");
      app.use(
          enforce.HTTPS({
              // Required for proper use under a reverse proxy (Heroku, etc.).
              trustProtoHeader: true,
          })
      );
  }
  
  // app.use(fetchGithubStars);
  app.use(express.static("dist/website"));
  app.get("/", function(req, res) {
      res.render("index", { test: "This is a test", languages: languages });
  });
  
  // Fallback for the homepage JWT handbook CTA A/B experiment we ran
  app.get("/home", function(req, res) {
      res.redirect("/");
  });
  
  app.listen(process.env.PORT || 3000, function() {
      console.log("Started.");
  });
new_contents: const express = require("express");
  const enforce = require("express-sslify");
  const languages = require("./libraries.json");
  const app = express();
  
  app.set("view engine", "pug");
  app.set("views", __dirname + "/views/website");
  
  if (process.env.NODE_ENV === "production") {
      console.log("Redirecting to TLS endpoint.");
      app.use(
          enforce.HTTPS({
              // Required for proper use under a reverse proxy (Heroku, etc.).
              trustProtoHeader: true,
          })
      );
  }
  
  // app.use(fetchGithubStars);
  app.use(express.static("dist/website"));
  app.get("/", function(req, res) {
      res.render("index", { languages: languages });
  });
  
  app.get("/introduction", function(req, res) {
      res.render("introduction");
  });
  
  // Fallback for the homepage JWT handbook CTA A/B experiment we ran
  app.get("/home", function(req, res) {
      res.redirect("/");
  });
  
  app.listen(process.env.PORT || 3000, function() {
      console.log("Started.");
  });
subject: Fix introductions page