Create a "hanger" server

Dockerfile

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+FROM node:lts-alpine
+USER node
+WORKDIR /app
+ENV NODE_ENV production
+COPY --chown=node:node index.mjs ./
+EXPOSE 3000
+CMD ["node", "./index.mjs"]

index.mjs

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+import { createServer } from 'node:http';
+import { clearInterval, setInterval } from 'node:timers';
+
+const server = createServer((req, res) => {
+  console.log(
+    `Caught ${req.headers['x-forwarded-for']} on ${req.method} ${req.url}`
+  );
+
+  let msg = ':) you are an idiot hahahahaha :)';
+  let charIdx = 0;
+  let intervalId = setInterval(() => {
+    if (charIdx === msg.length) {
+      charIdx = 0;
+      res.write('\n');
+    } else {
+      res.write(msg[charIdx++]);
+    }
+  }, 3000);
+
+  res.once('close', () => clearInterval(intervalId));
+});
+
+server.listen(3000);