docs: Link to Facebook profile

[jonaharagon]

https://mastodon.neat.computer/@privacyguides/115227455734891895

[Copilot]

Pull Request Overview

This PR adds Facebook profile link integration to the Privacy Guides website by including Facebook Open Graph metadata and updating the social media links documentation.

• Adds article:publisher meta tag pointing to Privacy Guides' Facebook page across all layout templates
• Includes Facebook-specific article tags for blog posts
• Updates the social media links documentation to include the Facebook profile

Reviewed Changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
theme/layouts/pride.yml	Adds Facebook publisher meta tag
theme/layouts/page.yml	Adds Facebook publisher meta tag
theme/layouts/home.yml	Adds Facebook publisher meta tag
theme/layouts/blog.yml	Adds Facebook publisher and tag meta tags
docs/about.md	Adds Facebook profile link to social media list

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[privacyguides-bot]

This pull request has been mentioned on Privacy Guides Community. There might be relevant details there:

https://discuss.privacyguides.net/t/2025-09-25/31363/1