.eslintrc.json

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2022,
    "sourceType": "module",
    "project": "./tsconfig.json"
  },
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "plugin:security/recommended",
    "prettier"
  ],
  "plugins": ["@typescript-eslint", "security"],
  "rules": {
    // TypeScript Specific Rules
    "@typescript-eslint/no-unused-vars": ["error", { "argsIgnorePattern": "^_" }],
    "@typescript-eslint/explicit-function-return-type": [
      "warn",
      { "allowExpressions": true }
    ],
    "@typescript-eslint/no-explicit-any": "error",
    "@typescript-eslint/no-non-null-assertion": "warn",
    "@typescript-eslint/consistent-type-imports": [
      "error",
      { "prefer": "type-imports", "disallowTypeAnnotations": false }
    ],

    // Security Rules
    "security/detect-object-injection": "warn",

    // General Best Practices
    "no-console": ["warn", { "allow": ["warn", "error"] }],
    "prefer-const": "error",
    "no-var": "error",
    "eqeqeq": ["error", "always"],
    "curly": ["error", "all"]
  },
  "ignorePatterns": ["dist", "node_modules", "*.js"]
}