chore(deps): bump golang.org/x/tools from 0.19.0 to 0.20.0 in /_tools in the golang group #3557

	name: E2E

	on:
	push:
	branches:
	- main
	pull_request:
	workflow_dispatch:
	schedule:
	- cron: '0 0 * * *'

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout latest code
	uses: actions/checkout@v4

	- name: Install Go
	uses: actions/setup-go@v5
	with:
	go-version: '1.21.x'
	cache: false

	# Note that we deliberately don’t restore GOCACHE.
	# That is, we must not cache e2e test results.
	- name: Get Go environment
	id: go-env
	run: echo "::set-output name=modcache::$(go env GOMODCACHE)"
	- name: Set up cache
	uses: actions/cache@v4
	with:
	path: ${{ steps.go-env.outputs.modcache }}
	key: e2e-${{ runner.os }}-go-${{ hashFiles('/go.sum') }}-${{ hashFiles('/go.mod') }}
	restore-keys: \|
	e2e-${{ runner.os }}-go-

	- name: Install latest mtg proxy
	run: go install -v github.com/9seconds/mtg/v2@latest

	# Run all tests that start with "TestExternalE2E".
	- name: Run tests
	run: go test -v -run ^TestExternalE2E ./...
	env:
	GOTD_TEST_EXTERNAL: 1
	GOTD_MTPROXY_ADDR: "127.0.0.1:3128"

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