ref: dockerize
config/database.yml.multitenancy
# Refer to INSTALL.multitenancy for more information on Multitenancy support
env1_production: &DEFAULT
  adapter: postgresql
  encoding: unicode
  database: noosfero
  schema_search_path: public
  username: noosfero
  domains:
    - env1.com
    - env1.org
env2_production:
  adapter: postgresql
  encoding: unicode
  database: noosfero
  schema_search_path: env2
  username: noosfero
  domains:
    - env2.com
    - env2.org
env3_production:
  adapter: postgresql
  encoding: unicode
  database: noosfero
  schema_search_path: env3
  username: noosfero
  domains:
    - env3.com
    - env3.net
production:
  <<: *DEFAULT