🔹 DATABASE & INITIALIZATION

• Creates & updates the database tables for routes & race timing
  • 📌 luup_create_race_tables()
• Flushes WordPress rewrite rules on activation
  • 📌 luup_flush_rewrite_rules()

🔹 ROUTE MANAGEMENT (WordPress Admin Page)

• Admin page to manage race routes (list by name linked to web page, edit, delete) with ability to upload new routes via KML
  • 📌 luup_manage_routes_page()
• Uploads KML files to add a new route
  • 📌 luup_process_route_upload()
• Extracts route data (name, length, start/finish points) from KML file
  • 📌 extract_kml_data($kml_content)

🔹 SHORTCODES & DISPLAY

• Shortcode to display route information on any page
  • 📌 luup_display_route($atts)

🔹 ROUTE URL HANDLING & DYNAMIC PAGES

• Creates custom URL structure for route pages (/route/slug)
  • 📌 luup_add_rewrite_rules()
• Registers custom query variable for route slugs
  • 📌 luup_add_query_vars($vars)
• Redirects dynamic route URLs to the route template
  • 📌 luup_template_redirect()

🔹 ROUTE DATA HANDLING

• Calculates total route distance from KML file
  • 📌 calculate_total_distance($coordinates)
• Processes route deletions when admin removes a route
  • 📌 luup_delete_route($route_id)

🚨 Important: Ensure all these functions are included & working in every new version.