doc: Document --connection option #96

	---
	name: pre-release

	on:
	push:
	branches:
	- main

	jobs:
	pre-release:
	name: Pre Release
	runs-on: ubuntu-20.04

	permissions:
	contents: write

	steps:
	- uses: actions/checkout@v3
	with:
	submodules: true
	# To fetch tags, but can this be improved using blobless checkout?
	# [1]. But anyway right it is not important, and unlikely will be,
	# since the repository is small.
	#
	# [1]: https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/
	fetch-depth: 0

	- uses: Swatinem/rust-cache@v2
	with:
	cache-on-failure: true

	- name: Install dependencies
	run: \|
	pip install pyinstaller
	# nfpm
	curl -sS -Lo /tmp/nfpm.deb "https://github.com/goreleaser/nfpm/releases/download/v2.25.0/nfpm_amd64.deb"
	sudo dpkg -i /tmp/nfpm.deb

	- name: Build
	run: \|
	set -x
	make packages
	for postfix in .x86_64.rpm -x86_64.pkg.tar.zst _amd64.deb; do
	cp chdig*$postfix chdig-latest$postfix
	done

	- name: Check package
	run: \|
	sudo dpkg -i *.deb
	chdig --help

	- uses: "marvinpinto/action-automatic-releases@latest"
	with:
	repo_token: "${{ secrets.GITHUB_TOKEN }}"
	automatic_release_tag: "latest"
	prerelease: true
	title: "Development Build"
	files: \|
	*.deb
	*.rpm
	.tar.

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