Upgrade sortpom-maven-plugin:2.13.1 -> 3.3.0 #331

	# Builds and pushes docker images on main and tags

	name: Build and Push Docker images
	on:
	push:
	branches:
	- main
	paths:
	- "Makefile"
	- "pom.xml"
	- ".github/workflows/build-and-push.yaml"
	- "geoserver_submodule/**"
	- "src/**"
	tags:
	- '*'

	jobs:
	build:
	if: github.repository == 'geoserver/geoserver-cloud'
	name: Build and Push
	runs-on: ubuntu-latest
	timeout-minutes: 60
	steps:
	- name: Login to Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_HUB_USERNAME }}
	password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

	- name: Checkout
	uses: actions/checkout@v2
	with:
	submodules: recursive
	- name: Setup Java
	uses: actions/setup-java@v2
	with:
	distribution: 'temurin'
	java-version: '17'
	cache: 'maven'

	- name: Validate source code formatting
	run: make lint

	- name: Build customized GeoServer version
	run: \|
	make deps

	- name: Build without tests
	run: \|
	make install

	- name: Build and push Hotspot docker images
	run: \|
	make build-image SKIP_PUSH=false

	- name: Remove project jars from cached repository
	run: \|
	rm -rf .m2/repository/org/geoserver
	find .m2/repository -name "SNAPSHOT" -type d \| xargs rm -rf {}

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