improve worker shutdown logic #244

	name: PR Validation

	# Controls when the workflow will run
	on:
	# Triggers the workflow on push or pull request events but only for the "main" branch
	push:
	branches: [ "main" ]
	paths-ignore: [ '**.md' ]
	pull_request:
	branches: [ "main" ]
	paths-ignore: [ '**.md' ]

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

	env:
	# Configure protoc and go grpc plugin
	PROTOC_VERSION: "25.x"
	PROTOC_GEN_GO: "v1.30"
	PROTOC_GEN_GO_GRPC: "v1.3"

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go-version: [ '1.22.x', '1.21.x', '1.20.x' ]

	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE
	- uses: actions/checkout@v3
	with:
	fetch-depth: 1
	submodules: true

	- name: Setup Go environment
	uses: actions/setup-go@v3.3.0
	with:
	go-version: ${{ matrix.go-version }}

	- name: Install dependencies
	run: go get .

	- name: Install Protoc
	uses: arduino/setup-protoc@v2
	with:
	version: ${{ env.PROTOC_VERSION }}

	- name: Installing protoc-gen-go
	run: \|
	go install google.golang.org/protobuf/cmd/protoc-gen-go@$PROTOC_GEN_GO
	go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@$PROTOC_GEN_GO_GRPC

	- name: Generate grpc code
	run: protoc --go_out=. --go-grpc_out=. -I ./submodules/durabletask-protobuf/protos orchestrator_service.proto

	- name: Run integration tests
	run: go test ./tests/... -coverpkg ./api,./task,./client,./backend/...,./internal/helpers

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