Fix config chickin

internal/modules/production/chickins/services/chickin.service.go

@@ -28,6 +28,7 @@ import (
 	"github.com/gofiber/fiber/v2"
 	"github.com/sirupsen/logrus"
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 )
 
 type ChickinService interface {
@@ -518,6 +519,21 @@ func (s chickinService) Approval(c *fiber.Ctx, req *validation.Approve) ([]entit
 		touchedProductWarehouseIDs := make(map[uint]struct{})
 
 		for _, approvableID := range approvableIDs {
+			// Re-check latest approval inside transaction to prevent double-approve races.
+			var latest entity.Approval
+			if err := dbTransaction.WithContext(c.Context()).
+				Table("approvals").
+				Where("approvable_type = ? AND approvable_id = ?", utils.ApprovalWorkflowChickin.String(), approvableID).
+				Order("id DESC").
+				Limit(1).
+				Clauses(clause.Locking{Strength: "UPDATE"}).
+				Take(&latest).Error; err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to recheck approval status")
+			}
+			if latest.Id != 0 && latest.StepNumber != uint16(utils.ChickinStepPengajuan) {
+				return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("ProjectFlockKandang %d sudah tidak berada di tahap PENGAJUAN", approvableID))
+			}
+
 			if _, err := approvalSvc.CreateApproval(
 				c.Context(),
 				utils.ApprovalWorkflowChickin,