tsconfig.json

{
    "compilerOptions": {
        "baseUrl": "./src",
        "outDir": "./build",
        "module": "esnext",
        "moduleResolution": "node",
        "target": "es6",
        "jsx": "react",
        "declaration": true,
        "allowSyntheticDefaultImports": true,
        "sourceMap": true,
        // Strict Checks
        "strict": true,
        "allowUnreachableCode": false,
        "allowUnusedLabels": false,
        "alwaysStrict": true,
        "exactOptionalPropertyTypes": true,
        "noFallthroughCasesInSwitch": true,
        "noImplicitAny": true,
        "noImplicitOverride": true,
        "noImplicitThis": true,
        "noImplicitReturns": true,
        "noPropertyAccessFromIndexSignature": false,
        "noUncheckedIndexedAccess": false,
        "noUnusedLocals": true,
        "noUnusedParameters": true,
        "strictBindCallApply": true,
        "strictFunctionTypes": true,
        "strictNullChecks": true,
        "strictPropertyInitialization": true,
        "useUnknownInCatchVariables": true
    },
    "includes": ["src"],
    "types": []
}