Add blog post for Kroxylicious 0.18.0 #92

	name: Test PR

	on:
	pull_request:
	types: [ opened, synchronize, reopened ]

	jobs:
	build:
	runs-on: ubuntu-latest
	services:
	registry:
	image: registry:2
	ports:
	- 5000:5000
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	with:
	# this is required for the subsequent build to be able to push to the registry on localhost:5000
	driver-opts: network=host

	- name: Build Docker image
	uses: docker/build-push-action@v6
	with:
	context: .
	push: true
	tags: localhost:5000/kroxy-jekyll:latest
	cache-from: type=gha
	cache-to: type=gha,mode=max

	- name: Build with Jekyll
	# Outputs to the './_site' directory
	run: \|
	./build.sh
	env:
	CONTAINER_ENGINE: docker
	BUILD_IMAGE_SPEC: localhost:5000/kroxy-jekyll:latest

	# Currently the image shas are not available when we create the release, they need to be manually
	# updated in the release PR before merge.
	- name: Require release manifests to contain non-placeholder container image SHAs
	run: \|
	PLACEHOLDER="REPLACE_WITH_SHA_AFTER_IMAGE_RELEASE"
	# \|\| true prevents the script failing when 0 matches are found
	matching_files=$(grep -F -r -l "${PLACEHOLDER}" _data/release/ \|\| true)
	if [[ -n "${matching_files}" ]]; then
	echo "Error: ${PLACEHOLDER} found in release manifests:" >&2
	echo "${matching_files}" >&2
	echo "Please replace the placeholders in these files with the released image SHAs" >&2
	exit 1
	else
	echo "Success: Release manifests contain no image SHA placeholders"
	fi

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