back-port `strfry export --fried` functionality to the 0.9 series #59

	name: ubuntu

	on: [push, pull_request]

	jobs:
	ubuntu:
	runs-on: ubuntu-latest
	name: A job to build and run strfry on Ubuntu
	steps:
	- name: Checkout strfry
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Build strfry
	run: \|
	sudo apt update && sudo apt install -y --no-install-recommends \
	git g++ make pkg-config libtool ca-certificates \
	libssl-dev zlib1g-dev liblmdb-dev libflatbuffers-dev libsecp256k1-dev libzstd-dev
	git submodule update --init
	make setup-golpe
	make -j4
	if ! [ -f ./strfry ]; then
	echo "Strfry build failed."
	exit 1
	fi

	- name: Package strfry
	run: \|
	sudo apt-get install debhelper devscripts -y
	dpkg-buildpackage --build=binary -us -uc
	mv ../*.deb .
	filename=`ls *.deb \| grep -v -- -dbgsym`
	echo "filename=$filename" >> $GITHUB_ENV

	- name: Upload strfry deb
	uses: actions/upload-artifact@v3
	with:
	name: ${{ env.filename }}
	path: ${{ env.filename }}

	- name: Run strfry
	run: \|
	cat /etc/os-release
	sudo ./strfry relay &

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