tsconfig.json

{
  "compilerOptions": {
    // Target latest version of ECMAScript
    "target": "es2017",
    // Search under node_modules for non-relative imports
    "moduleResolution": "node",
    // Process & infer types from .js files
    "allowJs": true,
    // Don't emit; allow Babel to transform files
    "noEmit": true,
    // Enable strictest settings like strictNullChecks & noImplicitAny
    "strict": true,
    // Import non-default exports with import
    "esModuleInterop": true,
    // Disallow features that require cross-file information for emit
    "isolatedModules": true,
    // Import JSON files
    "resolveJsonModule": true,
    // Use JSX
    "jsx": "preserve",
    // Ensure each file can be safely transpiled
    "skipLibCheck": true,
    // Enables emit interoperability between CommonJS and ES Modules
    "forceConsistentCasingInFileNames": true,
    // Enable incremental compilation
    "incremental": true,
    // Module system to use (required for Next.js)
    "module": "esnext",
    // Enable all strict type checking options
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noImplicitThis": true,
    "alwaysStrict": true,
    // Additional Checks
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    // Path aliases
    "baseUrl": ".",
    "paths": {
      "@/*": [
        "./*"
      ],
      "@/components/*": [
        "components/*"
      ],
      "@/lib/*": [
        "lib/*"
      ],
      "@/styles/*": [
        "styles/*"
      ],
      "@/utils/*": [
        "utils/*"
      ],
      "@/types/*": [
        "types/*"
      ]
    },
    // Library files to reference
    "lib": [
      "dom",
      "dom.iterable",
      "esnext"
    ],
    // Enable experimental decorators
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "plugins": [
      {
        "name": "next"
      }
    ]
  },
  "include": [
    "**/*.js",
    "**/*.jsx",
    "**/*.ts",
    "**/*.tsx",
    "next-env.d.ts",
    ".next/types/**/*.ts"
  ],
  "exclude": [
    "node_modules",
    ".next",
    "out"
  ]
}