feat(EntitiesJPA): creados IngredientJpa y StepJpa y añadidas relaciones en RecipeJpa

src/main/java/com/example/apprecetas/recipe/infrastructure/repository/jpa/IngredientJpa.java

+package com.example.apprecetas.recipe.infrastructure.repository.jpa;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Entity
+@Table(name = "ingredient")
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class IngredientJpa {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "id_ingredient")
+    private Long id;
+
+    private String name;
+    private int quantity;
+    private String unitOfMeasure;
+
+    @ManyToOne
+    @JoinColumn(name = "recipe_id")
+    private RecipeJpa recipe;
+
+}

src/main/java/com/example/apprecetas/recipe/infrastructure/repository/jpa/RecipeJpa.java

@@ -6,6 +6,8 @@ import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 
+import java.util.Set;
+
 @Entity
 @Table(name = "recipe")
 @AllArgsConstructor
@@ -23,4 +25,10 @@ public class RecipeJpa {
     private String description;
     private String picture;
 
+    @OneToMany(mappedBy = "recipe", cascade = CascadeType.ALL, orphanRemoval = true)
+    private Set<IngredientJpa> ingredients;
+
+    @OneToMany(mappedBy = "recipe", cascade = CascadeType.ALL, orphanRemoval = true)
+    private Set<StepJpa> steps;
+
 }

src/main/java/com/example/apprecetas/recipe/infrastructure/repository/jpa/StepJpa.java

+package com.example.apprecetas.recipe.infrastructure.repository.jpa;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Entity
+@Table(name = "step")
+@AllArgsConstructor
+@NoArgsConstructor
+@Getter
+@Setter
+public class StepJpa {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "id_step")
+    private Long id;
+
+    private int number;
+    private String description;
+
+    @ManyToOne
+    @JoinColumn(name = "recipe_id")
+    private RecipeJpa recipe;
+
+}