Improve SEO using Quarto Features

[maehr]

Describe what feature you'd like. Pseudo-code, mockups, or screenshots of similar solutions are encouraged!

To enhance the SEO of our website using Quarto features, let's address the following items:

• Optimize Title Tag: Use the title field in YAML to refine and include relevant keywords.
• Meta Description: Set description-meta in YAML with a concise, keyword-rich description.
• Social Metadata: Utilize og:description and twitter:description fields in YAML.
• Add Alt Text: Use Quarto's alt attribute for images.
• Canonical URLs: Implement using the canonical field in YAML.
• Structured Data: Use Quarto's listing or custom fields for structured data.
• Improve Internal Linking: Use Quarto's internal link syntax for better navigation.
• Submit Sitemap: Ensure Quarto-generated sitemap is submitted to search engines.

What type of pull request would this be?

Enhancement

Any links to similar examples or other references we should review?

No response