feat: make Find Work production-schema-safe (#181)

frontend/pick-work.js

@@ -83,8 +83,11 @@ function createFindWork({ fetchJson, onItems, onPagination, onStatus }) {
         available = available.filter(candidate =>
           candidate.repository !== item.repository || candidate.number !== item.number
         );
+        pagination.total = Math.max(available.length, pagination.total - 1);
+        pagination.has_more = available.length < pagination.total;
         previewed.delete(itemKey(item));
         onItems(available.slice());
+        onPagination({ ...pagination });
         onStatus('Assigned ' + key + ' to you.');
         return confirmed;
       }).finally(() => { claimRequest = null; });