start: docker run -d -p 23249:23249 -p 23250:23250 --name stockfish stockfish:15 @echo "Stockfish is running on port 23249" @echo "Interact with it using the following command (you can substitute `netcat` for `telnet`):" @echo "nc localhost 23249" stop: docker stop stockfish docker rm stockfish build: Dockerfile docker build -t stockfish:15 . run: python app.py