feat: add toggle to DJF

apps/edr-freight-api/src/migrations/3890000000000-AddDjfPaymentsEnabled.ts

@@ -0,0 +1,26 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+/**
+ * Adds the currency-level DJF switch to `manual_payment_settings`.
+ *
+ * Distinct from `djf_enabled`, which governs only the MANUAL rail: this one
+ * says whether DJF may be used as a payment currency at all — offered on the
+ * booking forms and accepted for online payment. Defaults to `true`, the
+ * behaviour before the switch existed.
+ */
+export class AddDjfPaymentsEnabled3890000000000 implements MigrationInterface {
+  name = 'AddDjfPaymentsEnabled3890000000000';
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      ALTER TABLE freight.manual_payment_settings
+        ADD COLUMN IF NOT EXISTS djf_payments_enabled boolean NOT NULL DEFAULT true;
+    `);
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      ALTER TABLE freight.manual_payment_settings DROP COLUMN IF EXISTS djf_payments_enabled;
+    `);
+  }
+}