Restructures content files for better organization and consistency.
Moves static content from template files to content files.
Adds blueprints for new pages, including Archive, Datenschutz, DWZ, Error, Impressum, Kontakt, Satzung, Spielbetrieb, Termine, and Verein.
Updates the "termine" snippet to improve date filtering and security, escaping output for safety.
Enhanced layout snippet with conditional styling support for dark mode. Updated typography and grid classes for improved text and visual consistency. Added additional memorial section content, including headings and text fields for tributes. Expanded blueprint definitions with new block types (`line`, `gallery`, and `quote`). Adjusted chessboard piece and square dimensions in `pgn4web.css` for refined appearance.
tfeigel