return if error getting filename #12

	name: Build and Push Container Image
	on: [push]
	env:
	IMAGE_NAME: ghcr.io/4armed/kubeshot

	jobs:
	build-and-push:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Login to GitHub Container Registry
	run: echo "${{ secrets.GITHUB_TOKEN }}" \| docker login ghcr.io -u ${{ github.actor }} --password-stdin
	- name: Get version
	id: vars
	run: echo ::set-output name=tag::$(echo ${GITHUB_SHA} \| cut -c1-7)
	- name: Build the tagged Docker image
	run: docker build . -f build/Dockerfile --tag ${{ env.IMAGE_NAME }}:${{steps.vars.outputs.tag}}
	- name: Push the tagged Docker image
	run: docker push ${{ env.IMAGE_NAME }}:${{steps.vars.outputs.tag}}
	- name: Tag image as latest
	run: docker tag ${{ env.IMAGE_NAME }}:${{steps.vars.outputs.tag}} ${{ env.IMAGE_NAME }}:latest
	- name: Push latest
	run: docker push ${{ env.IMAGE_NAME }}:latest

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