Не запускается Spring Boot приложение

package com.example.demo;
 
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
 
@SpringBootApplication
public class DemoApplication {
 
    public static void main(String[] args) {
        SpringApplication.run(DemoApplication.class, args);
    }
 
}

package com.example.demo;
 
import lombok.Data;
import lombok.NoArgsConstructor;
import jakarta.persistence.Column;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;
import jakarta.persistence.Table;
import lombok.AllArgsConstructor;
 
@Entity
@Table(name = "products")
@Data
@AllArgsConstructor
@NoArgsConstructor
 
public class Product {
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    @Column(name = "id")
    private Long id;
    
    @Column(name = "title")
    private String title;
    
    @Column(name = "description", columnDefinition = "text")
    private String description;
    
    @Column(name = "price")
        private int price;
    
    public Product(long l, String string, String string2, int i) {
        // TODO Auto-generated constructor stub
    }
    public Object getID() {
        // TODO Auto-generated method stub
        return null;
    }
    public Long getId() {
        return id;
    }
    public void setId(Long id) {
        this.id = id;
    }
    public String getTitle() {
        return title;
    }
    public void setTitle(String title) {
        this.title = title;
    }
    public String getDescription() {
        return description;
    }
    public void setDescription(String description) {
        this.description = description;
    }
    public int getPrice() {
        return price;
    }
    public void setPrice(int price) {
        this.price = price;
    }
}

package com.example.demo;
 
import com.example.demo.ProductService;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
 
@Controller
 
public class ProductController {
    private final ProductService productService;
 
    public ProductController(ProductService productService) {
        this.productService = productService;
    }
 
    @GetMapping("/")
    public String products(@RequestParam(name = "title", required = false)String title , Model model) {
        model.addAttribute("products", productService.listProducts(title));
        return "products";
    }
 
    public ProductService getProductService() {
        return productService;
    }
    
    @GetMapping ("/product/{id}")
    public String productInfo(@PathVariable Long id, Model model) {
          model.addAttribute("product", productService.getProductById(id));
          return "product-info";  
        }
 
 
    @PostMapping("/product/create")
    public String createProduct(Product product) {
        productService.saveProduct(product);
        return "redirect:/";
    }
    
    @PostMapping("/product/delete/{id}")
    public String deleteProduct(@PathVariable Long id) {
        productService.deleteProduct(id);
        return "redirect:/";        
    }
}

package com.example.demo;
 
import com.example.demo.Product;
import org.springframework.data.jpa.repository.JpaRepository;
import java.util.List;
 
 
public interface ProductRepository extends JpaRepository<Product, Long> {
    List<Product> findByTitle(String title);
}

import com.example.demo.Product;
import com.example.demo.ProductRepository;
 
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
 
import org.springframework.stereotype.Service;
 
import java.util.ArrayList;
import java.util.List;
 
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
 
@Service
@Slf4j
@RequiredArgsConstructor
 
public class ProductService {
 
  private final ProductRepository productRepository;
  private List<Product> products = new ArrayList<>();
 
  public List<Product> listProducts(String title) {
    if (title != null)
      productRepository.findByTitle(title);
    return productRepository.findAll();
  }
 
  public void saveProduct(Product product) {
    log.info("Saving new {}", product);
    productRepository.save(product);
  }
  
  public void deleteProduct(Long id) {
    productRepository.deleteById(id);
  }
  
  public Product getProductById(Long id) {
    return productRepository.findById(id).orElse(null);
  }
}