fix(cms): filter unpublished relationships

tests/int/cms-route-relationship.int.spec.ts

@@ -1,6 +1,6 @@
 import { describe, expect, it } from 'vitest'
 
-import { resolveCmsRelationship, type CmsRouteDoc } from '@/spa/cmsRoute'
+import { resolveCmsRelationship, resolveCmsRelationships, type CmsRouteDoc } from '@/spa/cmsRoute'
 
 const fullWinner: CmsRouteDoc = {
   id: 20,
@@ -17,9 +17,24 @@ describe('CMS relationship resolution', () => {
     expect(resolveCmsRelationship(20, [fullWinner])).toBe(fullWinner)
   })
 
-  it('preserves a populated relationship when no list document is available', () => {
+  it('rejects an embedded relationship when it is absent from the hydrated collection', () => {
     const relationship = { id: 20, image: { id: 55, url: '/api/media/file/image%20(1).png' } }
 
-    expect(resolveCmsRelationship(relationship, [])).toBe(relationship)
+    expect(resolveCmsRelationship(relationship, [])).toBeUndefined()
+  })
+
+  it('preserves relationship selection order while omitting unavailable documents', () => {
+    const first = { id: 1, title: 'First' }
+    const second = { id: 2, title: 'Second' }
+    const third = { id: 3, title: 'Third' }
+
+    expect(resolveCmsRelationships([third, { id: 2, stale: true }, first], [first, third])).toEqual(
+      [third, first],
+    )
+    expect(resolveCmsRelationships([third, second, first], [first, second, third])).toEqual([
+      third,
+      second,
+      first,
+    ])
   })
 })