update: Reduce image size #20

	name: docker-build-cpu

	on:
	push:
	branches:
	- main
	paths:
	- 'dockerfiles/1.13.1-cpu-py3.10.11-ubuntu22.04/Dockerfile'
	workflow_dispatch:
	jobs:
	build:
	name: Build Docker Image ${{ matrix.dockerfile }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	dockerfile:
	- 1.13.1-cpu-py3.10.11-ubuntu22.04
	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_HUB_USERNAME }}
	password: ${{ secrets.DOCKER_HUB_TOKEN }}

	- name: Build and push
	uses: docker/build-push-action@v2
	with:
	context: .
	file: ./dockerfiles/${{ matrix.dockerfile }}/Dockerfile
	platforms: linux/amd64,linux/arm64
	push: true
	tags: artrajz/pytorch:${{ matrix.dockerfile }}

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