Update README.md #5

	name: Docker Build and Run

	# Trigger the workflow on every push or pull request to the 'main' branch
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	# Checkout the repository code
	- name: Checkout repository
	uses: actions/checkout@v3

	# Set up Docker Buildx (to enable cross-platform builds, if necessary)
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	# Login to GitHub Docker registry (optional, for private registries)
	# Uncomment the following lines if you need to push to GitHub Container Registry
	# - name: Log in to GitHub Container Registry
	# uses: docker/login-action@v2
	# with:
	# registry: ghcr.io
	# username: ${{ github.repository_owner }}
	# password: ${{ secrets.GITHUB_TOKEN }}

	# Build the Docker image
	- name: Build Docker image
	run: docker build -t ros2_humble_mvsim_demo:latest .

	# Run the Docker container
	- name: Run Docker container
	run: docker run --rm ros2_humble_mvsim_demo:latest

	# (Optional) Run tests inside the Docker container if you want
	# - name: Run tests
	# run: docker run my-docker-image:latest ./run-tests.sh

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