Chess Club Mobile App Builder

I'm working on a mobile app for my chess club. I'd like the application to have: A calendar view showing our next scheduled match/tournament A creation page to add new chess events (with time controls, variants, and player invites) A browse page to explore chess openings, endgame strategies, and famous historical games A history page with every game we've played - showing date, players, time control, winner, and the host who organized An elo leaderboard tracking everyone's wins, losses, and current rating Key chess-specific details included: Time controls (Bullet/Blitz/Rapid/Classical) Variants (Standard/Chess960/Bughouse) PGN game storage for match history