Back APIs Route never visited - URL Shortener Microservice

now it has changed over the night without me doing anything. when I call up the page by clicking on test (first button in the task page),

  1. another message comes up (in the task page)
    Your echo server should repeat words correctly
  2. and the console remains unchanged:

sounds like reported last year in January here: Basic Node and Express - Get Route Parameter Input from the Client - Solution Not Working