Imports github.com/pkg/errors github.com/sirupsen/logrus google.golang.org/api/calendar/v3 google.golang.org/api/option google.golang.org/genproto/googleapis/cloud/dialogflow/v2 google.golang.org/protobuf/encoding/protojson google.golang.org/protobuf/types/known/structpb Standard library imports context encoding/base64 fmt io net/http os strings sync time