fix(ui): support legacy prompts and publication confirmation

mindspace-publications.mjs

@@ -140,6 +140,7 @@ function publicationResponse(row) {
     viewCount: Number(row.view_count ?? 0),
     publishedAt: Number(row.published_at),
     offlineAt: row.offline_at == null ? null : Number(row.offline_at),
+    userConfirmedAt: row.user_confirmed_at == null ? null : Number(row.user_confirmed_at),
   };
 }
 
@@ -982,6 +983,7 @@ export function createPublicationService(pool, options = {}) {
     const [pubRows] = await pool.query(
       `SELECT pr.id, pr.url_slug, pr.public_url, pr.page_version_id, pr.access_mode,
               pr.status, pr.view_count, pr.published_at, pr.offline_at, pr.expires_at,
+              pr.user_confirmed_at,
               pv.bundle_asset_id, av.id AS asset_version_id, av.storage_key
        FROM h5_publish_records pr
        JOIN h5_page_records p ON p.id = pr.page_id AND p.user_id = pr.user_id
@@ -1371,7 +1373,7 @@ export function createPublicationService(pool, options = {}) {
   const cleanupExpiredUnconfirmedPublications = async (now = Date.now()) => {
     const [result] = await pool.query(
       `UPDATE h5_publish_records
-       SET access_mode = 'private', expires_at = NULL, updated_at = ?
+       SET access_mode = 'owner_only', expires_at = NULL, updated_at = ?
        WHERE access_mode = 'public'
          AND expires_at IS NOT NULL
          AND expires_at <= ?