process.env references (scan)
Set these on your host before deploying. Each platform has an “Environment Variables” section in the deploy flow.
HTTP_PORT
P2P_PORT
PEERS
brew install flyctl && fly launch --from https://github.com/timqian/blockchain-playground
curl -L https://fly.io/install.sh | sh && fly launch --from https://github.com/timqian/blockchain-playground
iwr https://fly.io/install.ps1 -useb | iex; fly launch --from https://github.com/timqian/blockchain-playground