fix: update HTTP status codes for attachment size exceptions

backend/pom.xml

@@ -70,6 +70,17 @@
 
 	<build>
 		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<configuration>
+					<!-- Deprecated APIs are forbidden in production and test code. -->
+					<compilerArgs>
+						<arg>-Xlint:deprecation</arg>
+						<arg>-Werror</arg>
+					</compilerArgs>
+				</configuration>
+			</plugin>
 			<plugin>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-maven-plugin</artifactId>

backend/src/main/java/fr/nessar/lmnporganizer/backend/controller/ApiExceptionHandler.java

@@ -13,12 +13,12 @@ import org.springframework.web.multipart.MaxUploadSizeExceededException;
 public class ApiExceptionHandler {
     @ExceptionHandler(AttachmentTooLargeException.class)
     public ResponseEntity<ApiError> handleAttachmentTooLarge(AttachmentTooLargeException exception) {
-        return error(HttpStatus.PAYLOAD_TOO_LARGE, exception.getMessage());
+        return error(HttpStatus.CONTENT_TOO_LARGE, exception.getMessage());
     }
 
     @ExceptionHandler(MaxUploadSizeExceededException.class)
     public ResponseEntity<ApiError> handleMultipartTooLarge() {
-        return error(HttpStatus.PAYLOAD_TOO_LARGE, "Une pièce jointe ne peut pas dépasser 250 Mo.");
+        return error(HttpStatus.CONTENT_TOO_LARGE, "Une pièce jointe ne peut pas dépasser 250 Mo.");
     }
 
     @ExceptionHandler(InvalidPhoneNumberException.class)