set default rules directory if empty #1063

	name: Build status
	on:
	push:
	paths:
	- 'daemon/**'
	- '.github/workflows/go.yml'
	pull_request:
	paths:
	- 'daemon/**'
	- '.github/workflows/go.yml'

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

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- name: Set up Go 1.20.10
	uses: actions/setup-go@v3
	with:
	go-version: 1.20.10
	id: go

	- name: Check out code into the Go module directory
	uses: actions/checkout@v3

	- name: Get dependencies
	run: \|
	sudo apt-get install git libnetfilter-queue-dev libmnl-dev libpcap-dev protobuf-compiler
	export GOPATH=~/go
	export PATH=$PATH:$GOPATH/bin
	go install github.com/golang/protobuf/protoc-gen-go@latest
	go install google.golang.org/protobuf/cmd/protoc-gen-go@latest
	go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest
	cd proto
	make ../daemon/ui/protocol/ui.pb.go
	cd ../daemon
	go mod tidy; go mod vendor

	- name: Build
	run: \|
	cd daemon
	go build -v .
	- name: Test
	run: \|
	cd daemon
	sudo PRIVILEGED_TESTS=1 NETLINK_TESTS=1 go test ./...

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