feat(backend ci): run unit test on push + check coverage #1

	name: backend-test.yml

	env:
	# raise that threshold over time
	COVERAGE_THRESHOLD: 2

	on:
	push:
	paths:
	- 'backend/**'
	pull_request:
	paths:
	- 'backend/**'
	branches:
	- '*'
	jobs:
	run-tests:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-go@v4
	with:
	go-version: '1.23'

	- name: unit tests
	working-directory: ./backend
	run: \|
	export TERM=xterm
	go test `go list ./... \| grep -v "pkg/consapi\\|pkg/api"` -coverprofile coverage.out -covermode atomic -race

	- name: coverage
	working-directory: ./backend
	run: \|
	echo "Quality Gate: checking test coverage is above threshold ..."
	echo "Threshold : $COVERAGE_THRESHOLD %"
	totalCoverage=`go tool cover -func=coverage.out \| grep ^total \| grep -Eo '[0-9]+\.[0-9]+'`
	echo "Current test coverage : $totalCoverage %"
	if (( $(echo "$totalCoverage $COVERAGE_THRESHOLD" \| awk '{print ($1 > $2)}') )); then
	echo "OK"
	else
	echo "Current test coverage is below threshold. Please add more unit tests or adjust threshold to a lower value."
	echo "Failed"
	exit 1
	fi

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