netlify.toml

# Global settings applied to the whole site.
[build]
  publish = "build"
  command = "npm run build"

# Production context: All deploys to the main
# repository branch will inherit these settings.
[context.production]
  [context.production.environment]
    NODE_ENV = "production"

# Deploy Preview context: All Deploy Previews
# will inherit these settings.
# [context.deploy-preview]

# Branch Deploy context: All deploys that are not in
# an active Deploy Preview will inherit these settings.
#[context.branch-deploy]

# Specific branch context: Deploys from this branch
# will take these settings and override their
# current ones.
#[context.feature]

#[context."features/branch"]