Summary

This PR implements comprehensive IndieWeb microformats compliance across all Marmite templates, making blogs fully compatible with decentralized web standards and IndieWeb tools.

Key Features

• h-card microformats: Site identity and author profiles with name, photo, URL, bio
• h-entry microformats: Blog posts with semantic markup for title, content, date, categories
• h-feed microformats: Content collections and feeds for enhanced discoverability
• Semantic properties: p-name, u-url, dt-published, e-content, p-category markup
• Backward compatibility: All changes are purely additive, no breaking changes

Templates Modified

• base.html: Add h-card microformat for site identity
• content.html: Add h-entry microformat for blog posts with full semantic markup
• content_authors.html: Add h-card microformat for author profiles
• list.html: Add h-feed microformat for content collections and h-entry for list items
• group.html: Add h-feed and h-entry microformats for grouped content
• group_author_avatar.html: Add u-photo microformat for avatars

Benefits Enabled

• Enhanced Discoverability: Feed readers and search engines can better parse content
• Improved SEO: Search engines understand content structure and relationships
• Better Social Sharing: Rich preview cards with proper metadata
• IndieWeb Compatibility: Ready for webmentions, POSSE, and other IndieWeb tools
• Future-Proof: Based on open web standards

Implementation Details

• Follows official microformats2 specifications
• Uses proper semantic HTML with microformat classes
• Includes invisible data elements for complete machine-readable information
• Nested h-card microformats for author information within posts
• ISO 8601 datetime stamps for all published dates
• Canonical URLs for all entries

Documentation

• Added comprehensive blog post explaining IndieWeb compliance
• Includes implementation details and getting started guide
• Provides validation tools and testing instructions
• Documents benefits for users and developers

Test plan

• Build example site successfully with new templates
• Verify all microformat classes are properly applied
• Test backward compatibility with existing functionality
• Validate microformat output with microformats.io parser
• Ensure no visual changes to site appearance
• Confirm RSS/JSON feeds remain valid
• Test social media preview functionality

Validation

The implementation can be validated using:

• microformats.io - Parse and validate microformat data
• IndieWebify.Me - Step-by-step IndieWeb validation
• Browser developer tools to inspect microformat classes

Example parsed h-entry output:

{
  "type": ["h-entry"],
  "properties": {
    "name": ["Post Title"],
    "published": ["2025-07-19T10:00:00Z"],
    "content": [{"html": "...", "value": "..."}],
    "category": ["tag1", "tag2"],
    "author": [{"type": ["h-card"], "properties": {...}}]
  }
}

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