tsconfig.json

{
  "compilerOptions": {
    /* Basic Options */
    "target": "ES2018", /* Good balance for modern browsers */
    "module": "esnext", /* Suitable for bundlers like Webpack or Rollup */
    "lib": ["dom", "es2018"], /* Standard library files for web development */
    "declaration": true, /* Generates corresponding '.d.ts' file */
    "declarationMap": true, /* Generates a sourcemap for each corresponding '.d.ts' file */
    "sourceMap": true, /* Generates corresponding '.map' file */
    "outDir": "lib", /* Redirect output structure to the directory */

    /* Strict Type-Checking Options */
    "strict": true, /* Enable all strict type-checking options */
    "noImplicitAny": true, /* Raise error on expressions and declarations with an implied 'any' type */
    "strictNullChecks": true, /* Enable strict null checks */
    "strictFunctionTypes": true, /* Enable strict checking of function types */
    "strictBindCallApply": true, /* Enable strict 'bind', 'call', and 'apply' methods on functions */
    "strictPropertyInitialization": true, /* Enable strict checking of property initialization in classes */
    "noImplicitThis": true, /* Raise error on 'this' expressions with an implied 'any' type */
    "alwaysStrict": true, /* Parse in strict mode and emit "use strict" for each source file */

    /* Additional Checks */
    "noUnusedLocals": true, /* Report errors on unused locals */
    "noUnusedParameters": true, /* Report errors on unused parameters */
    "noImplicitReturns": true, /* Report error when not all code paths in function return a value */
    "noFallthroughCasesInSwitch": true, /* Report errors for fallthrough cases in switch statement */

    /* Module Resolution Options */
    "moduleResolution": "node", /* Specify module resolution strategy */
    "esModuleInterop": true, /* Enables emit interoperability between CommonJS and ES Modules */
    "experimentalDecorators": true, /* Enables experimental support for ES7 decorators */
    "emitDecoratorMetadata": true, /* Enables experimental support for emitting type metadata for decorators */

    /* Advanced Options */
    "skipLibCheck": true, /* Skip type checking of declaration files */
    "forceConsistentCasingInFileNames": true /* Disallow inconsistently-cased references to the same file */
  },
  "include": ["src/**/*"]
}