增加商家菜单Jpa接口

src/main/java/com/example/springdemo/dao/DishesRepository.java

@@ -0,0 +1,11 @@
+package com.example.springdemo.dao;
+
+import com.example.springdemo.entities.Dishes;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface DishesRepository
+        extends JpaRepository<Dishes, Long> {
+
+}