message: fix: ignore empty modid during parsing mod
diff: @@ -217,7 +217,7 @@ async function asmMetaData(fs: FileSystem, modidTree: ModidTree, manifest?: Reco
  }
  const modid = metaContainer.modid;
  let modMeta = modidTree[modid];
  - if (!modMeta) {
  + if (modid && !modMeta) {
  modMeta = {};
  modidTree[modid] = modMeta;
  }
  