go: implement improvements from rust #12

	name: Go

	on:
	push:
	branches:
	- main
	paths:
	- "go/**"
	- ".github/workflows/go.yml"
	pull_request:
	paths:
	- "go/**"
	- ".github/workflows/go.yml"

	# Cancel previous runs for PRs but not pushes to main
	concurrency:
	group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref \|\| github.sha }}
	cancel-in-progress: true

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: "^1.21.6"
	check-latest: true

	- name: "Check go version"
	run: go version

	- name: Build
	working-directory: go
	run: chmod +x build.sh && ./build.sh
	shell: bash

	- name: Format
	working-directory: ./go
	run: \|
	if [ -n "$(gofmt -l .)" ]; then
	echo "Code is not formatted with gofmt. Please format your code."
	gofmt -d .
	exit 1
	fi
	shell: bash

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