Add some workflow code for inspecting standalone artifacts #637

	name: Test Generated Go

	on:
	push:
	pull_request:
	merge_group:
	schedule:
	- cron: '0 0 1 * *'

	jobs:
	test-go:

	runs-on: ubuntu-latest

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive
	- name: Set up Go 1.13
	uses: actions/setup-go@v4
	with:
	go-version: 1.13
	id: go
	- name: make only-test-go-module
	run: make only-test-go-module EXTERNAL_DEPENDENCIES=1
	- name: make only-test-go-files
	run: make only-test-go-files EXTERNAL_DEPENDENCIES=1
	- name: Test for non-diff of gofmt
	run:
	DIFF="$(find fiat-go -name "*.go" \| xargs gofmt -s -d)"
	echo "${DIFF}"
	test -z "${DIFF}"

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