Update main.yml #41

	name: Docker image CI

	on:
	push:
	branches: ['dynamic_repo']
	workflow_dispatch:
	env:
	IMAGE_TAG: latest
	REPO_URL: ${{ github.repository }}

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: build Docker image
	run: \|
	docker build . --tag ghcr.io/${{ env.REPO_URL }}:${{ env.IMAGE_TAG }}

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Push Docker image to GitHub Container Registry
	run: \|
	docker push ghcr.io/${{ env.REPO_URL }}:${{ env.IMAGE_TAG }}

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