revert: update next.js to 13 #2211

	name: CI
	on:
	push:
	branches:
	- 'master'
	- 'stable'
	pull_request:
	branches:
	- '*'
	jobs:
	eslint:
	name: ESLint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: install node v16
	uses: actions/setup-node@v2
	with:
	node-version: 16
	- name: yarn install
	run: yarn install
	- name: run eslint
	run: yarn lint
	env:
	CI: true
	test:
	name: Test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: install node v16
	uses: actions/setup-node@v2
	with:
	node-version: 16
	- name: yarn install
	run: yarn install
	- name: Run Jest
	run: yarn test
	build:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: install node v16
	uses: actions/setup-node@v2
	with:
	node-version: 16
	- name: yarn install
	run: yarn install
	- name: Build
	run: \|
	printf 'defaults.url=https://sentry.io/\ndefaults.org=koreanbots\ndefaults.project=client' > sentry.properties
	yarn build
	env:
	CI: true
	SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
	NEXT_PUBLIC_SENTRY_DSN: ${{ secrets.SENTRY_DSN }}
	SENTRY_DSN: ${{ secrets.SENTRY_DSN }}

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