Correctly model unknown registry with no header sent #75

	# This is a basic workflow to help you get started with Actions

	name: Docs

	# Controls when the workflow will run
	on:
	# Triggers the workflow on push or pull request events but only for the "main" branch
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	permissions:
	contents: read
	pages: write
	id-token: write

	concurrency:
	group: "pages"
	cancel-in-progress: false

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	build:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	- uses: actions/checkout@v3

	- name: mdBook Action
	uses: peaceiris/actions-mdbook@v1.2.0
	with:
	mdbook-version: latest

	- name: Build docs
	run: mdbook build docs

	- name: Upload artifact
	if: github.ref == 'refs/heads/main'
	uses: actions/upload-pages-artifact@v1
	with:
	path: ./docs/book

	# Deployment job
	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	if: github.ref == 'refs/heads/main'
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v2

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