JAVA SCRIPT LESSON J13
Open a terminal in the extracted companion/javascript/j13 folder.
Node tasks require Node.js >=22: verify with node --version.
Python commands can use py instead of python on Windows.
node --test rate.test.mjs
python -m http.server 8000
Browser labs: open http://127.0.0.1:8000/ after starting the server.
Stop a server with Ctrl+C. No external services or subscriptions are used.
Exercises and separated answers are in the book and ../solutions/J13.md.
