feat(F-153): completed feature

project/src/modules/orders/api/orders.routes.ts

@@ -262,11 +262,8 @@ export async function registerOrdersRoutes(
       let notified = false;
       let notificationError = '';
       try {
-        const emailRow = await deps.pool.query<{ email: string }>(
-          'SELECT email FROM identity_users WHERE id = $1',
-          [order.userId],
-        );
-        const to = emailRow.rows[0]?.email;
+        // F-153: email is now associated on the order view via a repository join.
+        const to = order.email;
         if (to) {
           await sendOrderStatusEmail(deps.pool, {
             to,
@@ -504,6 +501,7 @@ function serializeOrder(order: {
   updatedAt: Date;
   idempotencyKey: string | null;
   userId?: string;
+  email?: string | null;
   items: Array<{
     id: string;
     productId: string;
@@ -521,6 +519,7 @@ function serializeOrder(order: {
   return {
     id: order.id,
     userId: order.userId,
+    email: order.email ?? null,
     state: order.state,
     currency: order.currency,
     subtotalCents: order.subtotalCents,