Rapport pdf (#86)

* pdf generator

* feat: pdf rapport

* feat: client for pdf rapport

* fix: service knpsnappy

Author: DD-Arras

config/bundles.php

@@ -14,4 +14,5 @@
     Doctrine\Bundle\FixturesBundle\DoctrineFixturesBundle::class => ['dev' => true, 'test' => true],
     Nelmio\CorsBundle\NelmioCorsBundle::class => ['all' => true],
     League\FlysystemBundle\FlysystemBundle::class => ['all' => true],
+    Knp\Bundle\SnappyBundle\KnpSnappyBundle::class => ['all' => true],
 ];