Adds product definition and query

Author: lucasaba

composer.json

@@ -2,18 +2,21 @@
     "type": "project",
     "license": "proprietary",
     "require": {
-        "php": "^7.2.5",
+        "php": "^7.4",
         "ext-ctype": "*",
         "ext-iconv": "*",
+        "overblog/graphql-bundle": "^0.13.1",
         "ramsey/uuid-doctrine": "^1.6",
         "symfony/console": "5.0.*",
         "symfony/dotenv": "5.0.*",
         "symfony/flex": "^1.3.1",
         "symfony/framework-bundle": "5.0.*",
         "symfony/orm-pack": "^1.0",
+        "symfony/property-access": "5.0.*",
         "symfony/yaml": "5.0.*"
     },
     "require-dev": {
+        "overblog/graphiql-bundle": "^0.2.1",
         "symfony/debug-pack": "^1.0",
         "symfony/maker-bundle": "^1.14",
         "symfony/test-pack": "^1.0"