Add expected fee % diff to blocks list page

backend/src/repositories/BlocksRepository.ts

@@ -1033,6 +1033,7 @@ class BlocksRepository {
     // Match rate is not part of the blocks table, but it is part of APIs so we must include it
     extras.matchRate = null;
     extras.expectedFees = null;
+    extras.expectedWeight = null;
     if (config.MEMPOOL.AUDIT) {
       const auditScore = await BlocksAuditsRepository.$getBlockAuditScore(dbBlk.id);
       if (auditScore != null) {