Replace `onChange` function with `on`. Fixes #67 #21

	# name: Gatsby Build & Deploy
	# on:
	# push:
	# branches:
	# - v3
	# pull_request:
	# workflow_dispatch:

	# jobs:
	# deploy:
	# runs-on: ubuntu-latest
	# concurrency:
	# group: ${{ github.workflow }}-${{ github.ref }}
	# steps:
	# - name: Checkout repository
	# uses: actions/checkout@v3

	# - name: Setup Node.js
	# uses: actions/setup-node@v3
	# with:
	# node-version: '16'
	# cache: 'yarn'

	# - name: Install dependencies
	# run: yarn install --immutable

	# - name: Build with Gatsby
	# run: DOTENV_CONFIG_GH_TOKEN=${{ secrets.JOHNGIO_DEPLOY_PAT }} yarn build

	# - name: Deploy to gh-pages branch
	# uses: peaceiris/actions-gh-pages@v3
	# if: ${{ github.ref == 'refs/heads/main' }}
	# with:
	# personal_token: ${{ secrets.JOHNGIO_DEPLOY_PAT }}
	# publish_dir: ./public
	# cname: johng.io

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