Imports google.golang.org/api/option google.golang.org/api/transport cloud.google.com/go/firestore Imports in module “firebase.google.com/go” firebase.google.com/go/auth firebase.google.com/go/internal firebase.google.com/go/storage firebase.google.com/go/iid firebase.google.com/go/messaging firebase.google.com/go/db Standard library imports context encoding/json errors io/ioutil os