Création du fichier Schéma pour GraphQL

etc/schema.graphqls

+type Query {
+    ImageSliderManager (
+        id: [Int] @doc(description: "ID of the Image Slider Manager")
+        identifier: [Int] @doc(description: "Identifier of the Image Slider Manager")
+    ): ImageSliderManagers @resolver(class: "NicolasBejean\\ImageSliderManager\\Model\\Resolver\\ImageSliders") @doc(description: "The Image Slider Manager query returns information about Slider") @cache(cacheIdentity: "NicolasBejean\\ImageSliderManager\\Model\\Resolver\\ImageSlider\\Identity")
+}
+
+type ImageSliderManagers @doc(description: "Images information") {
+    items: [ImageSliderManager] @doc(description: "An array of Slider")
+}
+
+type ImageSliderManager @doc(description: "Image Slider Manager defines all Images information") {
+    identifier: String @doc(description: "Image Slider Manager identifier")
+    content: String @doc(description: "Image Slider Manager content")
+    name: String @doc(description: "Image Slider Manager name")
+}