Adds oracle-bot/ with package.json and bot.js. OracleBot connects to
the Paper 1.21.11 dev server (offline auth), auto-enters spectator mode,
exposes getPlayers/scanArea/getNearbyEntities/getWorldInfo/followPlayer,
and reconnects with exponential backoff (1s→30s max).
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Seth