Update dependency Soenneker.Utils.HttpClientCache to 2.1.856 #1595

	name: build-and-test
	on:
	# Testing - run for any PRs.
	pull_request:
	branches:
	- main

	env:
	"PipelineEnvironment": true

	jobs:
	build-and-test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Setup .NET 8.0
	uses: actions/setup-dotnet@v4
	with:
	dotnet-version: 8.0.x

	- name: Install dependencies with retry
	run: \|
	retries=5
	base_wait_time=15
	exponent=2

	for i in $(seq 1 $retries); do
	if dotnet restore; then
	break
	fi

	if [ $i -lt $retries ]; then
	wait_time=$(awk "BEGIN {print int($base_wait_time * ($exponent ^ ($i - 1)))}")
	echo "dotnet restore failed, retrying in $wait_time seconds..."
	sleep $wait_time
	else
	echo "dotnet restore failed after $retries retries."
	exit 1
	fi
	done

	- name: Build
	run: dotnet build --configuration Release --no-restore

	- name: Test
	run: dotnet test test/Soenneker.SendGrid.Client.Tests/Soenneker.SendGrid.Client.Tests.csproj --no-restore --verbosity normal

	- name: Pack
	run: dotnet pack --no-build --configuration Release --output .

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