feat(payment): sync plans and add coins rules

src/data/dto/payment/payment_plan.ts

@@ -11,13 +11,13 @@ export class PaymentPlan {
   declare readonly planId: string;
   declare readonly planName: string;
   declare readonly orderType: string;
+  declare readonly vipDays: number | null;
+  declare readonly dolAmount: number | null;
+  declare readonly creditBalance: number;
   declare readonly amountCents: number;
   declare readonly originalAmountCents: number | null;
   declare readonly dailyPriceCents: number | null;
   declare readonly currency: string;
-  declare readonly pricingTier: string;
-  declare readonly vipDays: number | null;
-  declare readonly dolAmount: number | null;
 
   private constructor(input: PaymentPlanInput) {
     const data = PaymentPlanSchema.parse(input);