Cobblemon MiniGames

Added

• New Derby arcade game with racer selection, betting, race countdown, payouts, and reward flow.
• New Shop screen with categories, subcategories, item rewards, Pokemon rewards, and Arcade Coin prices.
• New Coin Case item for storing Arcade Coins outside normal inventory stacks.
• Client keybind config per game through keybinds.yml.
• Default shop configs for Cobblemon and Mega Showdown rewards.

Changed

• Games now pay Arcade Coins instead of direct item or Pokemon rewards.
• Roulette now supports table selection and keeps an active round when leaving and returning.