Update content through Mattrbld

src/posts/test-post.md

@@ -8,5 +8,7 @@ image:
 ___mb_schema: /.mattrbld/schemas/post.json
 date-posted: '2026-09-24'
 date-updated: '2026-09-24'
+datePosted: '2026-09-24T10:30:00-07:00'
+dateUpdated: '2026-09-24T10:34:51-07:00'
 ---
 Hello world.