Use more stable version of nginx docker image for Rails asset pods #302

	name: Integration Tests
	on:
	pull_request:
	branches:
	- '*'
	push:
	branches:
	- '*'
	jobs:
	build:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	# NOTE: these need to be valid kindest/node image versions
	k8s_version: ['1.21.2', '1.22.7', '1.23.5']
	steps:
	- name: Disable Swap
	run: \|
	sudo swapoff -a
	sudo rm -f /swapfile
	- uses: actions/checkout@v2
	with:
	path: kuby-core/
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.0'
	- uses: actions/setup-node@v2
	with:
	node-version: '16'
	- uses: actions/setup-python@v4
	with:
	python-version: '3.x'
	- name: Install Bundler
	run: gem install bundler
	- name: Install Kind
	run: kuby-core/scripts/install-kind.sh
	- name: Run Tests
	run: kuby-core/scripts/integration.sh
	env:
	K8S_VERSION: ${{ matrix.k8s_version }}
	PREBUNDLER_ACCESS_KEY_ID: "${{ secrets.PREBUNDLER_ACCESS_KEY_ID }}"
	PREBUNDLER_SECRET_ACCESS_KEY: "${{ secrets.PREBUNDLER_SECRET_ACCESS_KEY }}"
	RAILS_MASTER_KEY: "${{ secrets.RAILS_MASTER_KEY }}"

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