postal Code & commandHandler update

src/migrations/1735927918979-postalCode.ts

@@ -0,0 +1,22 @@
+import { MigrationInterface, QueryRunner, TableColumn } from "typeorm";
+
+export class PostalCode1735927918979 implements MigrationInterface {
+  name = "PostalCode1735927918979";
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.addColumn(
+      "communication",
+      new TableColumn({
+        name: "postalCode",
+        type: "varchar",
+        length: "255",
+        default: null,
+        isNullable: true,
+      })
+    );
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.dropColumn("communication", "postalCode");
+  }
+}