Add breaking changes warning to readme #343

	name: Build

	on:
	push:
	branches:
	- master
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Set up JDK 8
	uses: actions/setup-java@v2
	with:
	java-version: '8'
	distribution: 'adopt'
	- name: Gradle Wrapper Validation
	uses: gradle/wrapper-validation-action@v1.0.4
	- name: Grant execute permission for gradlew
	run: chmod +x gradlew
	- name: Build with Gradle
	run: ./gradlew clean test integrationTest build nativeImage
	- name: Test native image
	run: \|
	_app_path=$(find ./cli-bot/build/graal -type f -name faker-bot\* -not -name \*.txt)
	mv "$_app_path" ./faker-bot
	# run several iterations to test various pathways when generating data
	for i in {0..10}; do
	./faker-bot list --verbose >/dev/null \|\| false
	./faker-bot lookup a --verbose >/dev/null \|\| false
	done

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