fix: misc cleanup

src/components/ModList.vue

@@ -22,7 +22,7 @@ const empty = ref(false);
 const gameSublist: Ref<string[]> = ref([]);
 
 invoke('get_game_packages', {
-    game: prf.current?.meta.game,
+    game: prf.current?.meta.game ?? null,
 }).then((list) => {
     gameSublist.value = list as string[];
 });
@@ -55,6 +55,9 @@ const group = computed(() => {
 const missing = computed(() => {
     return prf.current?.data.mods.filter((m) => !pkgs.hasLocal(m)) ?? [];
 });
+
+const emptyVisible = ref(false);
+setTimeout(() => (emptyVisible.value = true), 500);
 </script>
 
 <template>
@@ -84,5 +87,7 @@ const missing = computed(() => {
     <Fieldset v-for="(namespace, key) in group" :legend="key.toString()">
         <ModListEntry v-for="p in namespace" :pkg="p" />
     </Fieldset>
-    <div v-if="empty === true" class="text-3xl fadein">∅</div>
+    <div v-if="empty === true && emptyVisible === true" class="text-3xl fadein">
+        ∅
+    </div>
 </template>