[+] add test case for double unlock #332

	name: Build & Test
	on:
	push:
	branches:
	- master
	pull_request:
	workflow_dispatch:

	jobs:

	build-and-test:
	if: true # false to skip job during debug
	name: Test and Build on Ubuntu
	runs-on: ubuntu-latest
	steps:

	- name: Check out code
	uses: actions/checkout@v4

	- name: Set up Golang
	uses: actions/setup-go@v5
	with:
	go-version: '1.21'

	- name: Get dependencies
	run: \|
	go mod download
	go version

	- name: GolangCI-Lint
	uses: golangci/golangci-lint-action@v6
	with:
	version: latest

	- name: Test
	run: go test -v -coverprofile=profile.cov

	- name: Coveralls
	uses: shogo82148/actions-goveralls@v1
	with:
	path-to-profile: profile.cov

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