feat: merge PR#2 (player rosters), tool budget fines, roster-aware selection

feat: format-aware batter/bowler rules + Cricsheet ODI transitions

fix: Markov calibration, opponent plan leak removed, pre-create test folders

data: add cached Gemma-2B opponent plans

feat: align benchmark data and training roadmap

feat: add adaptive cricket benchmark

data: added dream 11 points rubric

Initial commit: CricketCaptain-LLM OpenEnv RL environment