Go example function for use with OpenFaaS Cloud and Flux

This example integrates with OpenFaaS Cloud and OpenFaaS. You can also package it as a CRD to use with flux with faas-cli generate.

Functions:

• create-pdf - generate a PDF using the gofpdf library - from the given query string ?msg=say+hello

Access it on OpenFaaS Cloud via: https://alexellis.o6s.io/create-pdf?msg=Your+Message+here, or clone your own and deploy to your cluster.

Changelog:

• 07 July 2020 - moved to use Go modules instead of dep and vendoring.