create database structure

src/entities/RecipeIngredientEntity.ts

@@ -0,0 +1,20 @@
+import { Column, Entity, ManyToOne, Relation} from "typeorm";
+import { AbstractEntity } from "./AbstractEntity.js";
+import { RecipeIngredientGroupEntity } from "./RecipeIngredientGroupEntity.js";
+
+/**
+ * Entity describing an ingredient group for a recipe
+ */
+@Entity({ name: "recipe_ingredient" })
+export class RecipeIngredientEntity extends AbstractEntity {
+    @Column({ nullable: false })
+    title!: string;
+
+    @Column({ nullable: false })
+    sortOrder!: number;
+
+    @ManyToOne(() => RecipeIngredientGroupEntity, (ingredientGroup) => ingredientGroup.ingredients,
+        {onDelete: "CASCADE"}
+    )
+    ingredientGroup!: Relation<RecipeIngredientGroupEntity>;  
+}