add pet and product images

desktop/src/main/java/org/example/petshopdesktop/api/dto/pet/PetResponse.java

@@ -11,6 +11,7 @@ public class PetResponse {
     private Integer petAge;
     private String petStatus;
     private BigDecimal petPrice;
+    private String imageUrl;
     private LocalDateTime createdAt;
     private LocalDateTime updatedAt;
 
@@ -73,6 +74,14 @@ public class PetResponse {
         this.petPrice = petPrice;
     }
 
+    public String getImageUrl() {
+        return imageUrl;
+    }
+
+    public void setImageUrl(String imageUrl) {
+        this.imageUrl = imageUrl;
+    }
+
     public LocalDateTime getCreatedAt() {
         return createdAt;
     }

desktop/src/main/java/org/example/petshopdesktop/api/dto/product/ProductResponse.java

@@ -8,6 +8,7 @@ public class ProductResponse {
     private String categoryName;
     private BigDecimal prodPrice;
     private String prodDesc;
+    private String imageUrl;
 
     public ProductResponse() {
     }
@@ -51,4 +52,12 @@ public class ProductResponse {
     public void setProdDesc(String prodDesc) {
         this.prodDesc = prodDesc;
     }
+
+    public String getImageUrl() {
+        return imageUrl;
+    }
+
+    public void setImageUrl(String imageUrl) {
+        this.imageUrl = imageUrl;
+    }
 }