netlify.toml

# https://docs.netlify.com/configure-builds/file-based-configuration/
# Settings in the [build] context are global and are applied to all contexts
# unless otherwise overridden by more specific contexts.
[build]
  command = "yarn build:qa"

  # Directory that contains the deploy-ready HTML files and assets generated by
  # the build. This is relative to the base directory if one has been set, or the
  # root directory if a base has not been set. This sample publishes the
  # directory located at the absolute path "root/project/build-output"
  publish = "packages/react-app/dist"

[build.environment]
  NODE_VERSION = "14.17.5"
  NEXT_PUBLIC_BUILD_ENV="development"

[dev]
  command = "yarn dev"

[[plugins]]
  package = "@netlify/plugin-nextjs"

# Production context:
# All deploys from the main repository branch
# will inherit these settings.
[context.production]
  command = "yarn build:prod"
  publish = "packages/react-app/dist"

[context.production.environment]
  NEXT_PUBLIC_BUILD_ENV="production"