Fix Missing MYSQL password

app/config/parameters.yml.dist

@@ -7,7 +7,7 @@ parameters:
     database_port: ~
     database_name: fd3_dhcp
     database_user: root
-    database_password: ~
+    database_password: '%env(MYSQL_ROOT_PASSWORD)%'
     # You should uncomment this if you want to use pdo_sqlite
     #database_path: '%kernel.project_dir%/var/data/data.sqlite'