films-symfony-4-2/config/services.yaml

# This file is the entry point to configure your own services.
# Files in the packages/ subdirectory configure your dependencies.

# Put parameters here that don't need to change on each machine where the app is deployed
# https://symfony.com/doc/current/best_practices.html#use-parameters-for-application-configuration
parameters:
    locale: 'fr'

services:
    # default configuration for services in *this* file
    _defaults:
        autowire: true      # Automatically injects dependencies in your services.
        autoconfigure: true # Automatically registers your services as commands, event subscribers, etc.

    # makes classes in src/ available to be used as services
    # this creates a service per class whose id is the fully-qualified class name
    App\:
        resource: '../src/'
        exclude:
            - '../src/DependencyInjection/'
            - '../src/Entity/'
            - '../src/Kernel.php'

    # add more service definitions when explicit configuration is needed
    # please note that last definitions always *replace* previous ones

    App\Service\Mail:
            arguments:
                - '@mailer'
                - '@twig'
                - '%env(MAILER_FROM)%'
                - '%env(MAILER_REPLY)%'
                - '%env(MAILER_NAME)%'
    
    App\Service\Mattermost:
        arguments:
            $channelId: '%env(MATTERMOST_CHANNEL_ID)%'
            $channelIdAdmin: '%env(MATTERMOST_CHANNEL_ID_ADMIN)%'