Add "toml" tag in README #68

	name: Main

	on:
	push:
	branches:
	- master
	tags:
	- v*
	pull_request:

	jobs:

	main:
	name: Main Process
	runs-on: ubuntu-latest
	env:
	GO_VERSION: '1.20'
	GOLANGCI_LINT_VERSION: v1.53.3
	CGO_ENABLED: 0

	steps:

	# https://github.com/marketplace/actions/setup-go-environment
	- name: Set up Go ${{ env.GO_VERSION }}
	uses: actions/setup-go@v3
	with:
	go-version: ${{ env.GO_VERSION }}

	# https://github.com/marketplace/actions/checkout
	- name: Check out code
	uses: actions/checkout@v3
	with:
	fetch-depth: 0

	# https://github.com/marketplace/actions/cache
	- name: Cache Go modules
	uses: actions/cache@v3
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-

	- name: Check and get dependencies
	run: \|
	go mod tidy
	git diff --exit-code go.mod
	git diff --exit-code go.sum

	# https://golangci-lint.run/usage/install#other-ci
	- name: Install golangci-lint ${{ env.GOLANGCI_LINT_VERSION }}
	run: curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh \| sh -s -- -b $(go env GOPATH)/bin ${GOLANGCI_LINT_VERSION}

	- name: Make
	run: make

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