Add symfony debugbar with composer require debug command

config/bundles.php

@@ -4,4 +4,7 @@ return [
     Symfony\Bundle\FrameworkBundle\FrameworkBundle::class => ['all' => true],
     Symfony\Bundle\TwigBundle\TwigBundle::class => ['all' => true],
     Twig\Extra\TwigExtraBundle\TwigExtraBundle::class => ['all' => true],
+    Symfony\Bundle\WebProfilerBundle\WebProfilerBundle::class => ['dev' => true, 'test' => true],
+    Symfony\Bundle\MonologBundle\MonologBundle::class => ['all' => true],
+    Symfony\Bundle\DebugBundle\DebugBundle::class => ['dev' => true],
 ];

config/packages/debug.yaml

@@ -0,0 +1,5 @@
+when@dev:
+    debug:
+        # Forwards VarDumper Data clones to a centralized server allowing to inspect dumps on CLI or in your browser.
+        # See the "server:dump" command to start a new server.
+        dump_destination: "tcp://%env(VAR_DUMPER_SERVER)%"

config/packages/monolog.yaml

@@ -0,0 +1,62 @@
+monolog:
+    channels:
+        - deprecation # Deprecations are logged in the dedicated "deprecation" channel when it exists
+
+when@dev:
+    monolog:
+        handlers:
+            main:
+                type: stream
+                path: "%kernel.logs_dir%/%kernel.environment%.log"
+                level: debug
+                channels: ["!event"]
+            # uncomment to get logging in your browser
+            # you may have to allow bigger header sizes in your Web server configuration
+            #firephp:
+            #    type: firephp
+            #    level: info
+            #chromephp:
+            #    type: chromephp
+            #    level: info
+            console:
+                type: console
+                process_psr_3_messages: false
+                channels: ["!event", "!doctrine", "!console"]
+
+when@test:
+    monolog:
+        handlers:
+            main:
+                type: fingers_crossed
+                action_level: error
+                handler: nested
+                excluded_http_codes: [404, 405]
+                channels: ["!event"]
+            nested:
+                type: stream
+                path: "%kernel.logs_dir%/%kernel.environment%.log"
+                level: debug
+
+when@prod:
+    monolog:
+        handlers:
+            main:
+                type: fingers_crossed
+                action_level: error
+                handler: nested
+                excluded_http_codes: [404, 405]
+                buffer_size: 50 # How many messages should be saved? Prevent memory leaks
+            nested:
+                type: stream
+                path: php://stderr
+                level: debug
+                formatter: monolog.formatter.json
+            console:
+                type: console
+                process_psr_3_messages: false
+                channels: ["!event", "!doctrine"]
+            deprecation:
+                type: stream
+                channels: [deprecation]
+                path: php://stderr
+                formatter: monolog.formatter.json

config/packages/web_profiler.yaml

@@ -0,0 +1,17 @@
+when@dev:
+    web_profiler:
+        toolbar: true
+        intercept_redirects: false
+
+    framework:
+        profiler:
+            only_exceptions: false
+            collect_serializer_data: true
+
+when@test:
+    web_profiler:
+        toolbar: false
+        intercept_redirects: false
+
+    framework:
+        profiler: { collect: false }

config/routes/web_profiler.yaml

@@ -0,0 +1,8 @@
+when@dev:
+    web_profiler_wdt:
+        resource: '@WebProfilerBundle/Resources/config/routing/wdt.xml'
+        prefix: /_wdt
+
+    web_profiler_profiler:
+        resource: '@WebProfilerBundle/Resources/config/routing/profiler.xml'
+        prefix: /_profiler