fix: add nil check #39

	name: Release

	on:
	push:
	tags:
	- "v*"

	jobs:
	release:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: "1.18"
	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	registry: docker.io
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	- name: Run GoReleaser
	uses: goreleaser/goreleaser-action@v2.6.1
	with:
	distribution: goreleaser
	version: latest
	args: --rm-dist
	env:
	GITHUB_TOKEN: ${{ secrets.GO_RELEASER_TOKEN }}

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