❯ ruby chat_server.rb
❯ ls chat_server.rb
chat_server.rb
❯ docker run -v $(pwd):/app -p 8080:8080 -it wakaba260/ruby-ractor-dev ruby /app/chat_server.rb
❯ ls chat_server.rb
chat_server.rb
❯ docker run -v (pwd):/app -p 8080:8080 -it wakaba260/ruby-ractor-dev ruby /app/chat_server.rb
typo in the
pwd
command, (was missing$
). Worked with:curl -O -L https://gist.githubusercontent.com/niku/c19da11edf0b97470af27844b44d12fa/raw/91afc1b01dd5d7083965d7a718e3f1c09cafb7b0/chat_server.rb docker run -v $(pwd):/app -p 8080:8080 -it wakaba260/ruby-ractor-dev ruby /app/chat_server.rb