Customize Twitter tags

[h-enk]

Summary

• Based on the currently used internal template _internal/twitter_cards.html
• Update for Yoast SEO Twitter Tags: Functional specification
• Update for frontmatter page parameters — see e.g. blogposting.html

seo:
  title: "" # custom title (optional)
  description: "" # custom description (recommended)
  canonical: "" # custom canonical URL (optional)
  noindex: false # false (default) or true

Basic example

Include a basic example or links here.

Motivation

Why are we doing this? What use cases does it support? What is the expected outcome?