hot fix #1

internal/controllers/auth_controller.go

@@ -495,6 +495,11 @@ func (ac *AuthController) AdminCreateUser(c *gin.Context) {
 		IsActive:  isActive,
 	}
 	if err := ac.DB.Create(&u).Error; err != nil {
+		errStr := err.Error()
+		if strings.Contains(errStr, "duplicate key value") || strings.Contains(errStr, "idx_users_email") {
+			c.JSON(http.StatusBadRequest, gin.H{"error": "Email already registered"})
+			return
+		}
 		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to create user"})
 		return
 	}