development:
  adapter: async

test:
  adapter: async

production:
  adapter: redis
  url: redis://localhost:6379/1
  channel_prefix: <%= app_name %>_production

development:
  adapter: async

test:
  adapter: async

production:
  adapter: redis
  url: <%%= ENV.fetch("REDIS_URL") { "redis://localhost:6379/1" } %>
  channel_prefix: <%= app_name %>_production

Use REDIS_URL var for Action Cable config template
Use REDIS_URL var for Action Cable config template
