Removing the debug log and change the name from saved to savedContract and...

Removing the debug log and change the name from saved to savedContract and Replacing the exception message with an error code

src/main/java/com/marketingconfort/mobiloca/controller/ContractController.java

@@ -77,7 +77,6 @@ public class ContractController {
 
     @PostMapping
     public ResponseEntity<ContractDTO> createContract(@RequestBody ContractDTO contractDTO) throws FunctionalException {
-        System.out.println("Reçu: " + contractDTO);
         ContractDTO saved = contractService.createContract(contractDTO);
         return ResponseEntity.ok(saved);
     }

src/main/java/com/marketingconfort/mobiloca/service/impl/ContractServiceImpl.java

@@ -212,18 +212,18 @@ public class ContractServiceImpl implements ContractService {
     @Transactional
     public ContractDTO updateDepositAndActivate(Long id, double depositAmount) throws FunctionalException {
         Contract contract = contractRepository.findById(id)
-                .orElseThrow(() -> new FunctionalException("Contrat non trouvé avec l'ID: " + id));
+                .orElseThrow(() -> new FunctionalException("CONTRACT_NOT_FOUND"));
 
         contract.setDepositAmount(depositAmount);
         contract.setStatus(ContractStatus.ACTIVE);
 
-        Contract saved = contractRepository.save(contract);
+        Contract savedContract = contractRepository.save(contract);
 
-        ContractDTO dto = contractMapper.toDto(saved);
-        dto.setDepositAmount(saved.getDepositAmount());
+        ContractDTO dto = contractMapper.toDto(savedContract);
+        dto.setDepositAmount(savedContract.getDepositAmount());
 
-        if (saved.getSingleReservation() != null) {
-            var reservation = saved.getSingleReservation();
+        if (savedContract.getSingleReservation() != null) {
+            var reservation = savedContract.getSingleReservation();
             if (reservation.getGlobalReservation() != null) {
                 dto.setTotalAmount(reservation.getGlobalReservation().getTotalAmount());
                 Long clientId = reservation.getGlobalReservation().getClientId();