notify_long_time_no_see #799

	name: notify_long_time_no_see

	on:
	workflow_dispatch:
	schedule:
	- cron: '0 22 * * *'
	pull_request:
	paths:
	- 'tool/sincelastcommit/**'
	- '.github/workflows/notify_long_time_no_see.yaml'

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout codebase
	uses: actions/checkout@v3
	- name: Checkout articles in head ref to collect git info
	uses: actions/checkout@v3
	with:
	ref: ${{ github.event.pull_request.head.sha }}
	fetch-depth: 0
	path: tmp/head
	- name: setup go
	uses: actions/setup-go@v4
	with:
	go-version-file: 'tool/go.mod'
	cache-dependency-path: 'tool/go.sum'
	- name: install sincelastcommit
	run: go install -C ./tool/sincelastcommit
	- name: Logging the collection items are actually head
	run: \|
	cd tmp/head
	git log -- content/posts
	- name: check since last commit
	run: \|
	cd tmp/head
	days="$(sincelastcommit)"
	echo "SINCE_LAST_COMMIT=${days}" \| tee -a "$GITHUB_ENV"
	- name: Slack Notification
	if: env.SINCE_LAST_COMMIT >= 7 && github.event_name != 'pull_request'
	uses: rtCamp/action-slack-notify@v2
	env:
	SLACK_CHANNEL: notification
	SLACK_MESSAGE: "最後のブログ更新から ${{ env.SINCE_LAST_COMMIT }} 日過ぎています。"
	SLACK_USERNAME: pankona
	SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}

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