Changed pages include:

• index.html - view
• 404.html - view
• 404/index.html - view
• 5-essential-tips-for-testing-javascript-uis/index.html - view
• 7-ways-to-debug-jest-tests-in-terminal/index.html - view
• 8-free-react-app-hosting-services/index.html - view
• a-guide-to-handling-errors-in-preact/index.html - view
• a-guide-to-service-workers/index.html - view
• about/index.html - view
• add-newsletter-subscription-form-to-react-website/index.html - view

There are more changes not included in the list