chore: update api/public-exports task status to completed

tasks/api-public-exports.md

@@ -1,7 +1,7 @@
 ---
 id: api/public-exports
 name: Wire barrel exports and verify exports map resolves correctly for all sub-paths
-status: pending
+status: completed
 depends_on:
   - review/reactive-and-hosts
   - analysis/type-compat