diff --git a/.env.test b/.env.test
new file mode 100644
index 0000000000..24a43c03bb
--- /dev/null
+++ b/.env.test
@@ -0,0 +1,4 @@
+# define your env variables for the test env here
+KERNEL_CLASS='App\Kernel'
+APP_SECRET='$ecretf0rt3st'
+SYMFONY_DEPRECATIONS_HELPER=999999
diff --git a/.gitignore b/.gitignore
index 5fca00ae19..bc18ef4d79 100644
--- a/.gitignore
+++ b/.gitignore
@@ -72,7 +72,6 @@
 
 composer.phar
 composer.lock
-symfony.lock
 yarn.lock
 .buildpath
 .project
diff --git a/config/bundles.php b/config/bundles.php
index 658c2d520b..e5a446c57c 100644
--- a/config/bundles.php
+++ b/config/bundles.php
@@ -24,7 +24,6 @@
     Knp\Bundle\MenuBundle\KnpMenuBundle::class => ['all' => true],
     WhiteOctober\PagerfantaBundle\WhiteOctoberPagerfantaBundle::class => ['all' => true],
     FOS\HttpCacheBundle\FOSHttpCacheBundle::class => ['all' => true],
-    // eZ Platform
     eZ\Bundle\EzPublishCoreBundle\EzPublishCoreBundle::class => ['all' => true],
     eZ\Bundle\EzPublishLegacySearchEngineBundle\EzPublishLegacySearchEngineBundle::class => ['all' => true],
     EzSystems\EzPlatformSolrSearchEngineBundle\EzSystemsEzPlatformSolrSearchEngineBundle::class => ['all' => true],
diff --git a/config/graphql/types/.gitignore b/config/graphql/types/.gitignore
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/config/packages/doctrine_migrations.yaml b/config/packages/doctrine_migrations.yaml
new file mode 100644
index 0000000000..3bf0fbcae9
--- /dev/null
+++ b/config/packages/doctrine_migrations.yaml
@@ -0,0 +1,5 @@
+doctrine_migrations:
+    dir_name: '%kernel.project_dir%/src/Migrations'
+    # namespace is arbitrary but should be different from App\Migrations
+    # as migrations classes should NOT be autoloaded
+    namespace: DoctrineMigrations
diff --git a/config/packages/prod/webpack_encore.yaml b/config/packages/prod/webpack_encore.yaml
new file mode 100644
index 0000000000..d0b3ba81e9
--- /dev/null
+++ b/config/packages/prod/webpack_encore.yaml
@@ -0,0 +1,4 @@
+#webpack_encore:
+    # Cache the entrypoints.json (rebuild Symfony's cache when entrypoints.json changes)
+    # Available in version 1.2
+    #cache: true
diff --git a/config/packages/test/validator.yaml b/config/packages/test/validator.yaml
new file mode 100644
index 0000000000..1e5ab7880b
--- /dev/null
+++ b/config/packages/test/validator.yaml
@@ -0,0 +1,3 @@
+framework:
+    validation:
+        not_compromised_password: false
diff --git a/features/bootstrap/FeatureContext.php b/features/bootstrap/FeatureContext.php
new file mode 100644
index 0000000000..36378b59e6
--- /dev/null
+++ b/features/bootstrap/FeatureContext.php
@@ -0,0 +1,48 @@
+<?php
+
+use Behat\Behat\Context\Context;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+/**
+ * This context class contains the definitions of the steps used by the demo
+ * feature file. Learn how to get started with Behat and BDD on Behat's website.
+ *
+ * @see http://behat.org/en/latest/quick_start.html
+ */
+class FeatureContext implements Context
+{
+    /**
+     * @var KernelInterface
+     */
+    private $kernel;
+
+    /**
+     * @var Response|null
+     */
+    private $response;
+
+    public function __construct(KernelInterface $kernel)
+    {
+        $this->kernel = $kernel;
+    }
+
+    /**
+     * @When a demo scenario sends a request to :path
+     */
+    public function aDemoScenarioSendsARequestTo(string $path)
+    {
+        $this->response = $this->kernel->handle(Request::create($path, 'GET'));
+    }
+
+    /**
+     * @Then the response should be received
+     */
+    public function theResponseShouldBeReceived()
+    {
+        if ($this->response === null) {
+            throw new \RuntimeException('No response received');
+        }
+    }
+}
diff --git a/features/bootstrap/bootstrap.php b/features/bootstrap/bootstrap.php
new file mode 100644
index 0000000000..0f3ad18d3b
--- /dev/null
+++ b/features/bootstrap/bootstrap.php
@@ -0,0 +1,4 @@
+<?php
+
+putenv('APP_ENV='.$_SERVER['APP_ENV'] = $_ENV['APP_ENV'] = 'test');
+require dirname(__DIR__, 2).'/config/bootstrap.php';
diff --git a/features/demo.feature b/features/demo.feature
new file mode 100644
index 0000000000..295db96ef8
--- /dev/null
+++ b/features/demo.feature
@@ -0,0 +1,12 @@
+# This file contains a user story for demonstration only.
+# Learn how to get started with Behat and BDD on Behat's website:
+# http://behat.org/en/latest/quick_start.html
+
+Feature:
+  In order to prove that the Behat Symfony extension is correctly installed
+  As a user
+  I want to have a demo scenario
+
+  Scenario: It receives a response from Symfony's kernel
+    When a demo scenario sends a request to "/"
+    Then the response should be received
diff --git a/symfony.lock b/symfony.lock
new file mode 100644
index 0000000000..32658926dc
--- /dev/null
+++ b/symfony.lock
@@ -0,0 +1,992 @@
+{
+    "behat/behat": {
+        "version": "v3.5.0"
+    },
+    "behat/gherkin": {
+        "version": "v4.6.0"
+    },
+    "behat/mink": {
+        "version": "v1.7.1"
+    },
+    "behat/mink-browserkit-driver": {
+        "version": "1.3.3"
+    },
+    "behat/mink-extension": {
+        "version": "2.3.1"
+    },
+    "behat/mink-goutte-driver": {
+        "version": "v1.2.1"
+    },
+    "behat/mink-selenium2-driver": {
+        "version": "v1.3.1"
+    },
+    "behat/symfony2-extension": {
+        "version": "2.1",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "2.1",
+            "ref": "158be9d4b4c2127d9ec741c97e3cb1b6610b5294"
+        },
+        "files": [
+            "behat.yml.dist",
+            "config/bootstrap.php",
+            "features/bootstrap/FeatureContext.php",
+            "features/bootstrap/bootstrap.php",
+            "features/demo.feature"
+        ]
+    },
+    "behat/transliterator": {
+        "version": "v1.2.0"
+    },
+    "bex/behat-extension-driver-locator": {
+        "version": "1.0.2"
+    },
+    "bex/behat-screenshot": {
+        "version": "1.2.8"
+    },
+    "cloudinary/cloudinary_php": {
+        "version": "1.14.0"
+    },
+    "clue/stream-filter": {
+        "version": "v1.4.1"
+    },
+    "composer/ca-bundle": {
+        "version": "1.2.0"
+    },
+    "container-interop/container-interop": {
+        "version": "1.2.0"
+    },
+    "cron/cron": {
+        "version": "1.4.1"
+    },
+    "dmore/behat-chrome-extension": {
+        "version": "1.3.0"
+    },
+    "dmore/chrome-mink-driver": {
+        "version": "2.7.0"
+    },
+    "doctrine/annotations": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "cb4152ebcadbe620ea2261da1a1c5a9b8cea7672"
+        },
+        "files": [
+            "config/routes/annotations.yaml"
+        ]
+    },
+    "doctrine/cache": {
+        "version": "v1.8.0"
+    },
+    "doctrine/collections": {
+        "version": "v1.6.2"
+    },
+    "doctrine/common": {
+        "version": "v2.10.0"
+    },
+    "doctrine/dbal": {
+        "version": "v2.9.2"
+    },
+    "doctrine/doctrine-bundle": {
+        "version": "1.6",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.6",
+            "ref": "5e476e8edf3fa8e7f045ad034f89bb464424f5c1"
+        },
+        "files": [
+            "config/packages/doctrine.yaml",
+            "config/packages/prod/doctrine.yaml",
+            "src/Entity/.gitignore",
+            "src/Repository/.gitignore"
+        ]
+    },
+    "doctrine/doctrine-cache-bundle": {
+        "version": "1.3.5"
+    },
+    "doctrine/doctrine-migrations-bundle": {
+        "version": "1.2",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.2",
+            "ref": "c1431086fec31f17fbcfe6d6d7e92059458facc1"
+        },
+        "files": [
+            "config/packages/doctrine_migrations.yaml",
+            "src/Migrations/.gitignore"
+        ]
+    },
+    "doctrine/event-manager": {
+        "version": "v1.0.0"
+    },
+    "doctrine/inflector": {
+        "version": "v1.3.0"
+    },
+    "doctrine/instantiator": {
+        "version": "1.2.0"
+    },
+    "doctrine/lexer": {
+        "version": "1.0.2"
+    },
+    "doctrine/migrations": {
+        "version": "v2.1.0"
+    },
+    "doctrine/orm": {
+        "version": "v2.6.3"
+    },
+    "doctrine/persistence": {
+        "version": "1.1.1"
+    },
+    "doctrine/reflection": {
+        "version": "v1.0.0"
+    },
+    "easycorp/easy-log-handler": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "70062abc2cd58794d2a90274502f81b55cd9951b"
+        },
+        "files": [
+            "config/packages/dev/easy_log_handler.yaml"
+        ]
+    },
+    "egulias/email-validator": {
+        "version": "2.1.10"
+    },
+    "erusev/parsedown": {
+        "version": "1.7.3"
+    },
+    "ezsystems/behat-screenshot-image-driver-cloudinary": {
+        "version": "1.1.x-dev"
+    },
+    "ezsystems/behatbundle": {
+        "version": "7.0.x-dev"
+    },
+    "ezsystems/doctrine-dbal-schema": {
+        "version": "1.0.x-dev"
+    },
+    "ezsystems/ez-support-tools": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-admin-ui": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-admin-ui-assets": {
+        "version": "v5.0.0-alpha1"
+    },
+    "ezsystems/ezplatform-admin-ui-modules": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-core": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-cron": {
+        "version": "3.0.x-dev"
+    },
+    "ezsystems/ezplatform-design-engine": {
+        "version": "3.0.x-dev"
+    },
+    "ezsystems/ezplatform-graphql": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-http-cache": {
+        "version": "1.0.x-dev"
+    },
+    "ezsystems/ezplatform-matrix-fieldtype": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-rest": {
+        "version": "1.0.x-dev"
+    },
+    "ezsystems/ezplatform-richtext": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-solr-search-engine": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezplatform-standard-design": {
+        "version": "0.3.x-dev"
+    },
+    "ezsystems/ezplatform-user": {
+        "version": "2.0.x-dev"
+    },
+    "ezsystems/ezpublish-kernel": {
+        "version": "8.0.x-dev"
+    },
+    "ezsystems/repository-forms": {
+        "version": "3.0.x-dev"
+    },
+    "fabpot/goutte": {
+        "version": "v3.2.3"
+    },
+    "fig/link-util": {
+        "version": "1.0.0"
+    },
+    "friendsofsymfony/http-cache": {
+        "version": "2.7.0"
+    },
+    "friendsofsymfony/http-cache-bundle": {
+        "version": "2.7.0"
+    },
+    "friendsofsymfony/jsrouting-bundle": {
+        "version": "2.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "master",
+            "version": "2.3",
+            "ref": "a9f2e49180f75cdc71ae279a929c4b2e0638de84"
+        },
+        "files": [
+            "config/routes/fos_js_routing.yaml"
+        ]
+    },
+    "fzaninotto/faker": {
+        "version": "v1.8.0"
+    },
+    "guzzlehttp/guzzle": {
+        "version": "6.3.3"
+    },
+    "guzzlehttp/promises": {
+        "version": "v1.3.1"
+    },
+    "guzzlehttp/psr7": {
+        "version": "1.6.1"
+    },
+    "hautelook/templated-uri-bundle": {
+        "version": "2.1.0"
+    },
+    "hautelook/templated-uri-router": {
+        "version": "2.0.3"
+    },
+    "imagine/imagine": {
+        "version": "v0.7.1"
+    },
+    "instaclick/php-webdriver": {
+        "version": "1.4.5"
+    },
+    "jdorn/sql-formatter": {
+        "version": "v1.2.17"
+    },
+    "jms/translation-bundle": {
+        "version": "1.4.4"
+    },
+    "knplabs/knp-menu": {
+        "version": "2.4.0"
+    },
+    "knplabs/knp-menu-bundle": {
+        "version": "2.2.2"
+    },
+    "kriswallsmith/buzz": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "1da7c9584a9face8cc2a9ee42a04ae33c284bea8"
+        },
+        "files": [
+            "config/packages/buzz.yaml"
+        ]
+    },
+    "league/flysystem": {
+        "version": "1.0.53"
+    },
+    "liip/imagine-bundle": {
+        "version": "1.8",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "master",
+            "version": "1.8",
+            "ref": "1d42bc3f713130582e6e0c475c49bc327ab0a2a2"
+        },
+        "files": [
+            "config/packages/liip_imagine.yaml",
+            "config/routes/liip_imagine.yaml"
+        ]
+    },
+    "liuggio/fastest": {
+        "version": "v1.6.1"
+    },
+    "mck89/peast": {
+        "version": "v1.9.2"
+    },
+    "monolog/monolog": {
+        "version": "1.24.0"
+    },
+    "myclabs/deep-copy": {
+        "version": "1.9.1"
+    },
+    "nelmio/cors-bundle": {
+        "version": "1.5",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.5",
+            "ref": "f0436fc35fca88eada758311f8de43bfb61f1980"
+        },
+        "files": [
+            "config/packages/nelmio_cors.yaml"
+        ]
+    },
+    "netgen/query-translator": {
+        "version": "1.0.2"
+    },
+    "nikic/php-parser": {
+        "version": "v4.2.2"
+    },
+    "ocramius/package-versions": {
+        "version": "1.5.1"
+    },
+    "ocramius/proxy-manager": {
+        "version": "2.2.2"
+    },
+    "ondram/ci-detector": {
+        "version": "2.1.0"
+    },
+    "oneup/flysystem-bundle": {
+        "version": "3.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "master",
+            "version": "3.0",
+            "ref": "0eb87bba411c227da027fe5f7c1dc7954b02f242"
+        },
+        "files": [
+            "config/packages/oneup_flysystem.yaml"
+        ]
+    },
+    "overblog/graphiql-bundle": {
+        "version": "0.1",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "master",
+            "version": "0.1",
+            "ref": "fe8d172f2480efc598f5a8be0e732656d3594cec"
+        },
+        "files": [
+            "config/routes/dev/graphiql.yaml"
+        ]
+    },
+    "overblog/graphql-bundle": {
+        "version": "0.11",
+        "recipe": {
+            "repo": "github.com/symfony/recipes-contrib",
+            "branch": "master",
+            "version": "0.11",
+            "ref": "80a27b90b4928728bc2afe3ff1198826e033285c"
+        },
+        "files": [
+            "config/graphql/types/.gitignore",
+            "config/packages/graphql.yaml",
+            "config/routes/graphql.yaml"
+        ]
+    },
+    "pagerfanta/pagerfanta": {
+        "version": "v2.1.3"
+    },
+    "phar-io/manifest": {
+        "version": "1.0.3"
+    },
+    "phar-io/version": {
+        "version": "2.0.1"
+    },
+    "php-http/client-common": {
+        "version": "2.0.0"
+    },
+    "php-http/curl-client": {
+        "version": "2.0.0"
+    },
+    "php-http/discovery": {
+        "version": "1.7.0"
+    },
+    "php-http/guzzle6-adapter": {
+        "version": "v2.0.1"
+    },
+    "php-http/httplug": {
+        "version": "v2.0.0"
+    },
+    "php-http/message": {
+        "version": "1.7.2"
+    },
+    "php-http/message-factory": {
+        "version": "v1.0.2"
+    },
+    "php-http/promise": {
+        "version": "v1.0.0"
+    },
+    "phpdocumentor/reflection-common": {
+        "version": "1.0.1"
+    },
+    "phpdocumentor/reflection-docblock": {
+        "version": "4.3.1"
+    },
+    "phpdocumentor/type-resolver": {
+        "version": "0.4.0"
+    },
+    "phpspec/prophecy": {
+        "version": "1.8.1"
+    },
+    "phpunit/php-code-coverage": {
+        "version": "7.0.7"
+    },
+    "phpunit/php-file-iterator": {
+        "version": "2.0.2"
+    },
+    "phpunit/php-text-template": {
+        "version": "1.2.1"
+    },
+    "phpunit/php-timer": {
+        "version": "2.1.2"
+    },
+    "phpunit/php-token-stream": {
+        "version": "3.1.0"
+    },
+    "phpunit/phpunit": {
+        "version": "4.7",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "4.7",
+            "ref": "eb29b06389d7f387aa8d570e109d8ef3cbebc452"
+        },
+        "files": [
+            ".env.test",
+            "phpunit.xml.dist",
+            "config/bootstrap.php",
+            "tests/.gitignore"
+        ]
+    },
+    "psr/cache": {
+        "version": "1.0.1"
+    },
+    "psr/container": {
+        "version": "1.0.0"
+    },
+    "psr/event-dispatcher": {
+        "version": "1.0.0"
+    },
+    "psr/http-client": {
+        "version": "1.0.0"
+    },
+    "psr/http-factory": {
+        "version": "1.0.1"
+    },
+    "psr/http-message": {
+        "version": "1.0.1"
+    },
+    "psr/link": {
+        "version": "1.0.0"
+    },
+    "psr/log": {
+        "version": "1.1.0"
+    },
+    "ralouphie/getallheaders": {
+        "version": "3.0.3"
+    },
+    "sebastian/code-unit-reverse-lookup": {
+        "version": "1.0.1"
+    },
+    "sebastian/comparator": {
+        "version": "3.0.2"
+    },
+    "sebastian/diff": {
+        "version": "3.0.2"
+    },
+    "sebastian/environment": {
+        "version": "4.2.2"
+    },
+    "sebastian/exporter": {
+        "version": "3.1.0"
+    },
+    "sebastian/global-state": {
+        "version": "3.0.0"
+    },
+    "sebastian/object-enumerator": {
+        "version": "3.0.3"
+    },
+    "sebastian/object-reflector": {
+        "version": "1.1.1"
+    },
+    "sebastian/recursion-context": {
+        "version": "3.0.0"
+    },
+    "sebastian/resource-operations": {
+        "version": "2.0.1"
+    },
+    "sebastian/type": {
+        "version": "1.1.3"
+    },
+    "sebastian/version": {
+        "version": "2.0.1"
+    },
+    "sensio/framework-extra-bundle": {
+        "version": "5.2",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "5.2",
+            "ref": "fb7e19da7f013d0d422fa9bce16f5c510e27609b"
+        },
+        "files": [
+            "config/packages/sensio_framework_extra.yaml"
+        ]
+    },
+    "sensiolabs/security-checker": {
+        "version": "4.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
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+        "version": "v4.3.3"
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+        ]
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+    },
+    "symfony/debug": {
+        "version": "v4.3.3"
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+        },
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+            "config/packages/dev/debug.yaml"
+        ]
+    },
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+        "version": "v1.0.7"
+    },
+    "symfony/dependency-injection": {
+        "version": "v4.3.3"
+    },
+    "symfony/doctrine-bridge": {
+        "version": "v4.3.3"
+    },
+    "symfony/dom-crawler": {
+        "version": "v4.3.3"
+    },
+    "symfony/dotenv": {
+        "version": "v4.3.3"
+    },
+    "symfony/event-dispatcher": {
+        "version": "v4.3.3"
+    },
+    "symfony/event-dispatcher-contracts": {
+        "version": "v1.1.5"
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+    "symfony/expression-language": {
+        "version": "v4.3.3"
+    },
+    "symfony/filesystem": {
+        "version": "v4.3.3"
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+    "symfony/finder": {
+        "version": "v4.3.3"
+    },
+    "symfony/flex": {
+        "version": "1.0",
+        "recipe": {
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+            "branch": "master",
+            "version": "1.0",
+            "ref": "dc3fc2e0334a4137c47cfd5a3ececc601fa61a0b"
+        },
+        "files": [
+            ".env"
+        ]
+    },
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+        "version": "v4.3.3"
+    },
+    "symfony/framework-bundle": {
+        "version": "4.2",
+        "recipe": {
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+            "branch": "master",
+            "version": "4.2",
+            "ref": "0dfae0b1cd8349ae47659b35602f772b4a7e2280"
+        },
+        "files": [
+            "config/bootstrap.php",
+            "config/packages/cache.yaml",
+            "config/packages/framework.yaml",
+            "config/packages/test/framework.yaml",
+            "config/services.yaml",
+            "public/index.php",
+            "src/Controller/.gitignore",
+            "src/Kernel.php"
+        ]
+    },
+    "symfony/http-foundation": {
+        "version": "v4.3.3"
+    },
+    "symfony/http-kernel": {
+        "version": "v4.3.3"
+    },
+    "symfony/inflector": {
+        "version": "v4.3.3"
+    },
+    "symfony/intl": {
+        "version": "v4.3.3"
+    },
+    "symfony/lock": {
+        "version": "v4.3.3"
+    },
+    "symfony/maker-bundle": {
+        "version": "1.0",
+        "recipe": {
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+            "branch": "master",
+            "version": "1.0",
+            "ref": "fadbfe33303a76e25cb63401050439aa9b1a9c7f"
+        }
+    },
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+        "version": "v4.3.3"
+    },
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+        "version": "v4.3.3"
+    },
+    "symfony/monolog-bundle": {
+        "version": "3.3",
+        "recipe": {
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+            "branch": "master",
+            "version": "3.3",
+            "ref": "6240c6d43e8237a32452f057f81816820fd56ab6"
+        },
+        "files": [
+            "config/packages/dev/monolog.yaml",
+            "config/packages/prod/monolog.yaml",
+            "config/packages/test/monolog.yaml"
+        ]
+    },
+    "symfony/options-resolver": {
+        "version": "v4.3.3"
+    },
+    "symfony/orm-pack": {
+        "version": "v1.0.6"
+    },
+    "symfony/phpunit-bridge": {
+        "version": "4.3",
+        "recipe": {
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+            "branch": "master",
+            "version": "4.3",
+            "ref": "b0582341f1df39aaf3a9a866cdbe49937da35984"
+        },
+        "files": [
+            ".env.test",
+            "bin/phpunit",
+            "config/bootstrap.php",
+            "phpunit.xml.dist",
+            "tests/.gitignore"
+        ]
+    },
+    "symfony/polyfill-intl-icu": {
+        "version": "v1.11.0"
+    },
+    "symfony/polyfill-intl-idn": {
+        "version": "v1.11.0"
+    },
+    "symfony/polyfill-mbstring": {
+        "version": "v1.11.0"
+    },
+    "symfony/polyfill-php72": {
+        "version": "v1.11.0"
+    },
+    "symfony/polyfill-php73": {
+        "version": "v1.11.0"
+    },
+    "symfony/process": {
+        "version": "v4.3.3"
+    },
+    "symfony/profiler-pack": {
+        "version": "v1.0.4"
+    },
+    "symfony/property-access": {
+        "version": "v4.3.3"
+    },
+    "symfony/property-info": {
+        "version": "v4.3.3"
+    },
+    "symfony/proxy-manager-bridge": {
+        "version": "v4.3.3"
+    },
+    "symfony/routing": {
+        "version": "4.2",
+        "recipe": {
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+            "branch": "master",
+            "version": "4.2",
+            "ref": "5374e24d508ba8fd6ba9eb15170255fdb778316a"
+        },
+        "files": [
+            "config/packages/dev/routing.yaml",
+            "config/packages/routing.yaml",
+            "config/packages/test/routing.yaml",
+            "config/routes.yaml"
+        ]
+    },
+    "symfony/security": {
+        "version": "v4.3.3"
+    },
+    "symfony/security-bundle": {
+        "version": "3.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "3.3",
+            "ref": "9a2034eca6d83d9cda632014e06995b8d9d9fd09"
+        },
+        "files": [
+            "config/packages/security.yaml"
+        ]
+    },
+    "symfony/serializer": {
+        "version": "v4.3.3"
+    },
+    "symfony/serializer-pack": {
+        "version": "v1.0.2"
+    },
+    "symfony/service-contracts": {
+        "version": "v1.1.5"
+    },
+    "symfony/stopwatch": {
+        "version": "v4.3.3"
+    },
+    "symfony/swiftmailer-bundle": {
+        "version": "2.5",
+        "recipe": {
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+            "branch": "master",
+            "version": "2.5",
+            "ref": "429afc6c6778a1fdddb52a4f708cd94ff2c9960f"
+        },
+        "files": [
+            "config/packages/dev/swiftmailer.yaml",
+            "config/packages/swiftmailer.yaml",
+            "config/packages/test/swiftmailer.yaml"
+        ]
+    },
+    "symfony/templating": {
+        "version": "v4.3.3"
+    },
+    "symfony/test-pack": {
+        "version": "v1.0.6"
+    },
+    "symfony/thanks": {
+        "version": "v1.1.0"
+    },
+    "symfony/translation": {
+        "version": "3.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "3.3",
+            "ref": "2ad9d2545bce8ca1a863e50e92141f0b9d87ffcd"
+        },
+        "files": [
+            "config/packages/translation.yaml",
+            "translations/.gitignore"
+        ]
+    },
+    "symfony/translation-contracts": {
+        "version": "v1.1.5"
+    },
+    "symfony/twig-bridge": {
+        "version": "v4.3.3"
+    },
+    "symfony/twig-bundle": {
+        "version": "3.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "3.3",
+            "ref": "369b5b29dc52b2c190002825ae7ec24ab6f962dd"
+        },
+        "files": [
+            "config/packages/twig.yaml",
+            "config/routes/dev/twig.yaml",
+            "templates/base.html.twig"
+        ]
+    },
+    "symfony/validator": {
+        "version": "4.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "4.3",
+            "ref": "d902da3e4952f18d3bf05aab29512eb61cabd869"
+        },
+        "files": [
+            "config/packages/test/validator.yaml",
+            "config/packages/validator.yaml"
+        ]
+    },
+    "symfony/var-dumper": {
+        "version": "v4.3.3"
+    },
+    "symfony/var-exporter": {
+        "version": "v4.3.3"
+    },
+    "symfony/web-link": {
+        "version": "v4.3.3"
+    },
+    "symfony/web-profiler-bundle": {
+        "version": "3.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "3.3",
+            "ref": "6bdfa1a95f6b2e677ab985cd1af2eae35d62e0f6"
+        },
+        "files": [
+            "config/packages/dev/web_profiler.yaml",
+            "config/packages/test/web_profiler.yaml",
+            "config/routes/dev/web_profiler.yaml"
+        ]
+    },
+    "symfony/web-server-bundle": {
+        "version": "3.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "3.3",
+            "ref": "dae9b39fd6717970be7601101ce5aa960bf53d9a"
+        }
+    },
+    "symfony/webpack-encore-bundle": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "e8b6b2ac4a1522bd688ea2953fbc264c968b8f39"
+        },
+        "files": [
+            "assets/css/app.css",
+            "assets/js/app.js",
+            "config/packages/assets.yaml",
+            "config/packages/prod/webpack_encore.yaml",
+            "config/packages/webpack_encore.yaml",
+            "package.json",
+            "webpack.config.js"
+        ]
+    },
+    "symfony/yaml": {
+        "version": "v4.3.3"
+    },
+    "textalk/websocket": {
+        "version": "1.2.0"
+    },
+    "theseer/tokenizer": {
+        "version": "1.1.3"
+    },
+    "toflar/psr6-symfony-http-cache-store": {
+        "version": "2.0.3"
+    },
+    "twig/extensions": {
+        "version": "1.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "1.0",
+            "ref": "ddb2e0a77773b7fd75d8d649545f174e664500ab"
+        },
+        "files": [
+            "config/packages/twig_extensions.yaml"
+        ]
+    },
+    "twig/twig": {
+        "version": "v2.11.3"
+    },
+    "webmozart/assert": {
+        "version": "1.4.0"
+    },
+    "webonyx/graphql-php": {
+        "version": "v0.13.5"
+    },
+    "white-october/pagerfanta-bundle": {
+        "version": "v1.2.4"
+    },
+    "willdurand/js-translation-bundle": {
+        "version": "2.0",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "2.0",
+            "ref": "02b720a49f6d36b44d557e0b18e48bf09e0a8e07"
+        },
+        "files": [
+            "config/routes/js_translation.yaml"
+        ]
+    },
+    "willdurand/jsonp-callback-validator": {
+        "version": "v1.1.0"
+    },
+    "zendframework/zend-code": {
+        "version": "3.3.1"
+    },
+    "zendframework/zend-eventmanager": {
+        "version": "3.2.1"
+    },
+    "zetacomponents/base": {
+        "version": "1.9.1"
+    },
+    "zetacomponents/system-information": {
+        "version": "1.1.1"
+    }
+}
diff --git a/tests/.gitignore b/tests/.gitignore
new file mode 100644
index 0000000000..e69de29bb2