Implement AVIF image content negotiation with WebP fallback for cloonar.dev website. Browser will receive AVIF if supported and available, otherwise WebP, falling back to original JPEG/PNG. - Add AVIF-first content negotiation in image location block - Maintain existing WebP fallback logic - Include .avif in long-term cache headers (365d) - Add Vary: Accept header for proper CDN/browser caching AVIF files should be placed at /avif/$request_uri.avif to be served. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
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1.8 KiB