CobbleFight 0.1+1.21.1

ADDED

• Added CFR (Cobble Fight Rating), starting at 1000 with a default minimum of 0.
• Added chess-inspired rating changes with faster placement matches and steadier high-rank ratings.
• Added configurable Pokémon-themed ranks, colors, thresholds, and first-time rank rewards.
• Added /cobblefight join [arena], /cobblefight leave, and paged leaderboards.
• Added fairer matchmaking that begins near a player's CFR and widens while they wait.
• Added admin-created arenas using the yellow Arena Wand, with separate bounds and player spawns.
• Added arena-specific queues, player access requirements, contextual tab completion, and a required default arena.
• Added automatic Cobblemon 1v1 battles with pre-match safety checks.
• Added wins by forfeit when an opponent disconnects, leaves the arena, escapes, or takes too long to choose a move.
• Added return-to-origin protection, including recovery after reconnecting.
• Added configurable win, loss, repeating win milestone, and first-rank rewards using money commands, other commands, or items.
• Added CFR, rank, record, and streak placeholders plus a public integration API.
• Added Fabric and NeoForge support for Minecraft 1.21.1 with Cobblemon.