Misago/frontend/src/initializers/snackbar.js

import misago from 'misago/index';
import snackbar from 'misago/services/snackbar';
import store from 'misago/services/store';

export default function initializer() {
  snackbar.init(store);
}

misago.addInitializer({
  name: 'snackbar',
  initializer: initializer,
  after: 'store'
});