feat: add authentication success/failure log outputs

see CNOUS/mse#4707

config/bundles.php

@@ -8,4 +8,5 @@ return [
     Symfony\WebpackEncoreBundle\WebpackEncoreBundle::class => ['all' => true],
     Sentry\SentryBundle\SentryBundle::class => ['all' => true],
     Symfony\Bundle\DebugBundle\DebugBundle::class => ['dev' => true],
+    Symfony\Bundle\MonologBundle\MonologBundle::class => ['all' => true],
 ];

config/packages/monolog.yaml

@@ -0,0 +1,6 @@
+monolog:
+  handlers:
+    stdout:
+      type: stream
+      path: "php://stdout"
+      level: "%env(string:LOGGER_LEVEL)%"

config/services.yaml

@@ -29,6 +29,9 @@ parameters:
 
     env(PEPPER): ~
     pepper: '%env(resolve:PEPPER)%'
+
+    env(LOGGER_LEVEL): "info"
+
 services:
     # default configuration for services in *this* file
     _defaults: