feat : recipe 주재료 엔티티 추가

Server/banchango/src/main/java/com/sundaegukbap/banchango/ingredient/domain/RecipeMainIngredient.java

@@ -0,0 +1,38 @@
+package com.sundaegukbap.banchango.ingredient.domain;
+
+import com.sundaegukbap.banchango.recipe.domain.Recipe;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Table;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Table(name="recipe_main_ingredients")
+public class RecipeMainIngredient {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name="recipe_id")
+    private Recipe recipe;
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name="ingredient_id")
+    private Ingredient ingredient;
+
+    @Builder
+    public RecipeMainIngredient(Long id, Recipe recipe, Ingredient ingredient) {
+        this.id = id;
+        this.recipe = recipe;
+        this.ingredient = ingredient;
+    }
+}