fix: allow maxMultiplexForwards to be set to zero #8931

	name: OpenAPI

	on:
	push:
	branches:
	- 'master'
	pull_request:
	branches:
	- '**'

	jobs:
	build:
	name: Preview
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: '0'
	- name: Check whether docs have changed
	id: checkdocs
	run: \|
	changed=false
	git diff --name-only HEAD^ HEAD > files.txt
	while IFS= read -r file
	do
	if [[ $file == openapi/* ]]; then
	echo "detected openapi spec change"
	changed=true
	fi
	done < files.txt

	if [ $changed == true ]
	then
	echo "::set-output name=build_docs::true"
	else
	echo "::set-output name=build_docs::false"
	fi
	- name: Build the OpenAPI specs
	if: steps.checkdocs.outputs.build_docs == 'true'
	uses: acud/openapi-dockerized@v1
	with:
	build-roots: 'openapi/Swarm.yaml openapi/SwarmDebug.yaml'
	env:
	AWS_ACCESS_KEY_ID: ${{ secrets.DO_AWS_ACCESS_KEY_ID }}
	AWS_SECRET_ACCESS_KEY: ${{ secrets.DO_AWS_SECRET_ACCESS_KEY }}
	AWS_EC2_METADATA_DISABLED: true #needed when pushing to DigitalOcean Spaces
	AWS_ENDPOINT: fra1.digitaloceanspaces.com
	BUCKET_NAME: swarm-openapi-specs

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