Fixed backend missing file issue

backend/src/main/java/com/petshop/backend/service/AvatarStorageService.java

@@ -48,7 +48,10 @@ public class AvatarStorageService {
         if (user.getAvatarUrl() == null || user.getAvatarUrl().isBlank()) {
             return;
         }
-        Files.deleteIfExists(resolveStoredAvatarPath(user.getAvatarUrl()));
+        try {
+            Files.deleteIfExists(resolveStoredAvatarPath(user.getAvatarUrl()));
+        } catch (IllegalArgumentException ignored) {
+        }
     }
 
     public String toOwnerAvatarUrl(User user) {

backend/src/main/java/com/petshop/backend/service/PetService.java

@@ -231,7 +231,7 @@ public class PetService {
         }
         try {
             catalogImageStorageService.deletePetImage(storedImagePath);
-        } catch (IOException ignored) {
+        } catch (IOException | IllegalArgumentException ignored) {
         }
     }
 

backend/src/main/java/com/petshop/backend/service/ProductService.java

@@ -143,7 +143,7 @@ public class ProductService {
         }
         try {
             catalogImageStorageService.deleteProductImage(storedImagePath);
-        } catch (IOException ignored) {
+        } catch (IOException | IllegalArgumentException ignored) {
         }
     }