CCM-15019: Fix broken tests

Author: nhsd-angel-pastor

lambdas/mesh-download/mesh_download/__tests__/test_processor.py

@@ -293,9 +293,12 @@ def test_process_sqs_message_invalid_fhir_content(self, mock_datetime):
 
         # Verify CloudEvent envelope fields
         assert published_event['type'] == 'uk.nhs.notify.digital.letters.mesh.inbox.message.invalid.v1'
-        assert published_event['source'] == '/nhs/england/notify/development/primary/data-plane/digitalletters/mesh'
+        assert published_event['source'] == '/nhs/england/notify/development/primary/digitalletters/mesh'
         assert published_event['subject'] == 'customer/00000000-0000-0000-0000-000000000000/recipient/00000000-0000-0000-0000-000000000000'
         assert published_event['time'] == '2025-11-19T15:30:45+00:00'
+        assert published_event['plane'] == 'data'
+        assert published_event['dataschemaversion'] == '1.0.0'
+        assert published_event['datacontenttype'] == 'application/json'
         assert 'id' in published_event
         assert 'tracestate' not in published_event
         assert 'partitionkey' not in published_event

tests/playwright/digital-letters-component-tests/mesh-poll-download.component.spec.ts

@@ -357,7 +357,7 @@ test.describe('Digital Letters - MESH Poll and Download', () => {
           id: uuidv4(),
           specversion: '1.0',
           source:
-            '/nhs/england/notify/development/primary/data-plane/digitalletters/mesh',
+            '/nhs/england/notify/development/primary/digitalletters/mesh',
           subject:
             'customer/00000000-0000-0000-0000-000000000000/recipient/00000000-0000-0000-0000-000000000000',
           type: 'uk.nhs.notify.digital.letters.mesh.inbox.message.received.v1',
@@ -369,6 +369,9 @@ test.describe('Digital Letters - MESH Poll and Download', () => {
             '00-0af7651916cd43dd8448eb211c80319c-b7ad6b7169203331-01',
           dataschema:
             'https://notify.nhs.uk/cloudevents/schemas/digital-letters/2025-10-draft/data/digital-letters-mesh-inbox-message-received-data.schema.json',
+          dataschemaversion: '1.0.0',
+          datacontenttype: 'application/json',
+          plane: 'data',
           data: {
             meshMessageId,
             senderId,