.github/workflows: add workflows for linting nomad and terraform formatting #6

	name: Lint Terraform files
	on:
	workflow_dispatch:
	pull_request:
	branches:
	- master
	paths:
	- terraform/**.tf
	push:
	branches:
	- master
	paths:
	- terraform/**.tf

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	lint:
	name: Lint Terraform files
	runs-on: ubuntu-latest
	container:
	image: ghcr.io/void-linux/void-glibc
	steps:
	- name: Prepare container
	run: \|
	xbps-install -Syu xbps && xbps-install -y void-repo-nonfree && \
	xbps-install -Syu && xbps-install -y terraform bash git diff

	- name: Checkout repo
	uses: classabbyamp/treeless-checkout-action@v1

	- name: Run Lints
	run: \|
	rv=0
	printf "\033[1m=> Checking formatting of terraform files\033[0m\n"
	terraform fmt -check -diff -recursive terraform \|\| rv=1
	exit "$rv"

Provide feedback