feat: Convert migration files to JS

packages/backend/src/db/migrations/20230303134548_create_payment_plans.js

@@ -0,0 +1,23 @@
+import appConfig from '../../config/app';
+
+export async function up(knex) {
+  if (!appConfig.isCloud) return;
+
+  return knex.schema.createTable('payment_plans', (table) => {
+    table.uuid('id').primary().defaultTo(knex.raw('gen_random_uuid()'));
+    table.string('name').notNullable();
+    table.integer('task_count').notNullable();
+    table.uuid('user_id').references('id').inTable('users');
+    table.string('stripe_customer_id');
+    table.string('stripe_subscription_id');
+    table.timestamp('current_period_started_at').nullable();
+    table.timestamp('current_period_ends_at').nullable();
+    table.timestamp('deleted_at').nullable();
+    table.timestamps(true, true);
+  });
+}
+
+export async function down(knex) {
+  if (!appConfig.isCloud) return;
+  return knex.schema.dropTable('payment_plans');
+}