test: Headerコンポーネントのテストを追加 #5

	# アクション名
	name: CI

	# タイミングを指定
	on:
	pull_request:
	branches: ["main"]

	jobs:
	build:
	name: build
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: yarn install
	run: yarn install
	- name: eslint review
	uses: reviewdog/action-eslint@v1
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	reporter: github-pr-review
	eslint_flags: "./*/.{js,mjs,cjs,ts,jsx,tsx}"
	- name: Run eslint
	run: yarn lint
	- name: Run Jest
	run: yarn jest
	- name: Upload test coverage artifact
	uses: actions/upload-artifact@v4
	with:
	name: coverage
	path: coverage
	- name: Show coverage in comments
	uses: MishaKav/jest-coverage-comment@main

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