chess.mjs/.claude/settings.local.json

It's just the ES6 module version of chess.js

{
  "permissions": {
    "allow": [
      "Bash(node test_castle_fix.js:*)",
      "Bash(node debug_initial_pos.js:*)",
      "Bash(node debug_castle.js:*)",
      "Bash(node test_kingside_castle.js:*)",
      "Bash(node test_kingside_debug.js:*)",
      "Bash(node test_board_state.js:*)",
      "Bash(npm test:*)",
      "Bash(node --experimental-vm-modules:*)"
    ],
    "deny": [],
    "ask": []
  }
}