Add workflow for publishing llvm-firtool #2

	name: Publish LLVM Firtool

	on:
	# TODO delete on pull_request
	pull_request:
	workflow_dispatch:
	inputs:
	version:
	description: 'The version of firtool and llvm-firtool to publish'
	# TODO get rid of this default
	default: '1.58.0'
	required: true
	type: string
	snapshot:
	description: 'Should the version of llvm-resolver be a SNAPSHOT'
	default: 'true'
	required: true
	type: string

	jobs:
	publish:
	name: Publish LLVM Firtool
	runs-on: ubuntu-20.04

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Install Scala and Coursier
	uses: coursier/setup-action@v1
	with:
	jvm: adopt:11

	- name: Check if already published
	# TODO skip if snapshot
	run: \|
	if cs fetch org.chipsalliance:llvm-firtool:${{ inputs.version }} ; then
	echo "llvm-firtool version ${{ inputs.version }} has already been published!" >> $GITHUB_STEP_SUMMARY
	exit 1
	else
	exit 0
	fi

	- name: Run Tests
	uses: ./.github/workflows/test.yml
	with:
	version: ${{ inputs.version }}
	snapshot: ${{ inputs.snapshot }}

	- name: Publish
	shell: bash
	run: \|
	./mill resolve _
	# TODO do publish

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