add english version of post (#268)

Author: JonathanMatthey

src/content/foundation-blog-posts/2026-02-02-test-sync-placeholder.mdx

@@ -0,0 +1,24 @@
+---
+title: 'Test post for synchronization'
+description: 'This is a placeholder blog post used to test the synchronization flow on staging.'
+date: 2026-02-02
+pathSlug: test-sync-placeholder
+locale: en
+pillar: 'vision'
+featureImage: '/img/foundation-blog/social-web-announcement.jpg'
+featureImageAlt: 'Placeholder image'
+thumbnailImage: '/img/foundation-blog/social-web-announcement-thumbnail.jpg'
+thumbnailImageAlt: 'Placeholder thumbnail'
+tags:
+  - Announcements
+---
+
+<Paragraph>
+
+This is placeholder copy for testing content synchronization on staging. It does not contain real information and may be removed at any time.
+
+## Test section
+
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
+
+</Paragraph>