[feat] support define environment #74

	name: db merge check
	on: [ push, pull_request ]
	jobs:
	mongo-storage:
	runs-on: ubuntu-latest
	steps:
	- name: Set up Go
	uses: actions/setup-go@v1
	with:
	go-version: 1.18
	id: go
	- name: Check out source code
	uses: actions/checkout@v1
	- name: UT test
	run: \|
	sudo docker-compose -f ./scripts/docker-compose.yaml up -d
	sleep 20
	export TEST_DB_MODE=mongo
	export TEST_DB_URI=mongodb://127.0.0.1:27017
	cd db
	go test -short -covermode=atomic $(go list ./... \| grep -v etcd \| grep -v third_party \| grep -v examples)
	cd ../dlock
	go test -short -covermode=atomic ./...
	etcd-storage:
	runs-on: ubuntu-latest
	steps:
	- name: Set up Go
	uses: actions/setup-go@v1
	with:
	go-version: 1.18
	id: go
	- name: Check out source code
	uses: actions/checkout@v1
	- name: UT for etcd
	run: \|
	time docker run -d -p 2379:2379 --name etcd quay.io/coreos/etcd etcd -name etcd --advertise-client-urls http://0.0.0.0:2379 --listen-client-urls http://0.0.0.0:2379
	while ! nc -z 127.0.0.1 2379; do
	sleep 1
	done
	export TEST_DB_MODE=etcd
	export TEST_DB_URI=http://127.0.0.1:2379
	cd db
	time go test -short -covermode=atomic $(go list ./... \| grep -v mongo \| grep -v third_party \| grep -v examples)
	cd ../dlock
	go test -short -covermode=atomic ./...

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