✨ Introduce calendar and wedding photo sharing features

Add a calendar controller and view for managing themed photo styles throughout the year. Implement a new page for wedding photo sharing with Knipsmig, including SEO enhancements and tests for both features. :sparkles: Enhance SEO styles with new content Add tips, use cases, and FAQs for various styles including Tropical, Valentine's Day, Vintage, Wedding, Winter, and more to improve user engagement and provide better guidance for users.