Small history table change

src/app.rs

@@ -98,10 +98,11 @@ pub fn fill_state(state: &mut AppState) {
     let connection = state.connection.lock();
 
     let setting = load_settings(&connection);
-
+    drop(connection);
     state.word_groups.write().start().unwrap();
     state.dictionary.write().start().unwrap();
     state.decks.write().start().unwrap();
+    state.history.write().start().unwrap();
 
     state.sync_data = Arc::new(RwLock::new(setting))
 }