refactor: wire protobuf messages with a custom codec#1474

Noroth wants to merge 12 commits intomasterwundergraph/graphql-go-tools:masterfrom

ludwig/eng-8600-poc-create-protobuf-messages-by-using-the-wire-protocolwundergraph/graphql-go-tools:ludwig/eng-8600-poc-create-protobuf-messages-by-using-the-wire-protocolCopy head branch name to clipboard