Imports cloud.google.com/go/secretmanager/apiv1 golang.org/x/oauth2 golang.org/x/oauth2/google golang.org/x/oauth2/jwt google.golang.org/api/calendar/v3 github.com/gorilla/mux github.com/rs/cors google.golang.org/genproto/googleapis/cloud/secretmanager/v1 Standard library imports context encoding/json flag fmt log net/http os strconv strings time