fix: commit index is 3 if there's 3 entries committed

src/main.rs

@@ -505,7 +505,7 @@ fn start_boot(args: &args::Run) {
 
         traft::Storage::persist_conf_state(&cs).unwrap();
         traft::Storage::persist_entries(&[e1, e2, e3]).unwrap();
-        traft::Storage::persist_commit(2).unwrap();
+        traft::Storage::persist_commit(3).unwrap();
         traft::Storage::persist_term(1).unwrap();
         traft::Storage::persist_raft_id(raft_id).unwrap();
         traft::Storage::persist_instance_id(&instance_id).unwrap();