Bump golang from 1.20-alpine to 1.21-alpine in /udp #34

	name: Lint

	on:
	pull_request:
	branches:
	- main

	defaults:
	run:
	shell: bash

	concurrency:
	group: ${{ github.ref_name }}-lint
	cancel-in-progress: true

	jobs:

	lint:
	name: Lint
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	- name: Setup Golang Environment
	uses: actions/setup-go@v4
	with:
	go-version-file: go.mod
	- name: Lint Code
	uses: golangci/golangci-lint-action@v3
	with:
	only-new-issues: true

	actionlint:
	name: Actionlint
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	- uses: reviewdog/action-actionlint@v1
	with:
	actionlint_flags: -shellcheck ""

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