Prepare dev instructure

config/database.yml

@@ -10,11 +10,11 @@
 #   https://dev.mysql.com/doc/refman/5.7/en/password-hashing.html
 #
 default: &default
-  adapter: mysql2
+  adapter: mysql2 # Moved out from trilogy
   encoding: utf8mb4
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
-  username: root
-  password:
+  username: <%= ENV.fetch("DB_USERNAME") { "root" } %>
+  password: <%= ENV.fetch("DB_PASSWORD") { "root" } %>
   host: <%= ENV.fetch("DB_HOST") { "127.0.0.1" } %>
 
 development: