Cosmic is a cloud-based CMS that provides developers with an API and web interface for content management, enabling the creation of custom content types, relationship definitions, and webhooks for actions based on content changes.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Next.js is a React framework for developing single page Javascript applications.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Vercel is a cloud platform for static frontends and serverless functions.