feat: scaffhold subscription table and ui

packages/prisma/migrations/20230505085908_update_unique_constraint/migration.sql

@@ -0,0 +1,11 @@
+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[customerId]` on the table `Subscription` will be added. If there are existing duplicate values, this will fail.
+
+*/
+-- DropIndex
+DROP INDEX "Subscription_planId_customerId_key";
+
+-- CreateIndex
+CREATE UNIQUE INDEX "Subscription_customerId_key" ON "Subscription"("customerId");