fix: explicit GORM references to prevent altering MemberID to bigint

models/models.go

@@ -125,7 +125,7 @@ type Order struct {
 	Company         *Company    `gorm:"foreignKey:CompanyID" json:"company,omitempty"`
 	Branch          *Branch     `gorm:"foreignKey:BranchID" json:"branch,omitempty"`
 	MemberID        *uint       `gorm:"index" json:"member_id"`
-	Member          *Member     `gorm:"foreignKey:MemberID" json:"member,omitempty"`
+	Member          *Member     `gorm:"foreignKey:MemberID;references:ID" json:"member,omitempty"`
 	ServedBy        string      `gorm:"type:varchar(100)" json:"served_by"`
 	CustomerName    string      `gorm:"type:varchar(100)" json:"customer_name"`
 	CustomerPhone   string      `gorm:"type:varchar(50)" json:"customer_phone"`