tsconfig.json

{
    "compilerOptions": {
        "target": "ES2019",
        "lib": ["ES2019", "DOM"],
        "moduleResolution": "node",
        "strict": true,
        "noFallthroughCasesInSwitch": true,
        "esModuleInterop": true,
        "noImplicitAny": true,
        "noImplicitThis": true,
        "noImplicitReturns": true,
        "noUnusedLocals": true,
        "noUncheckedIndexedAccess": true,
        "noUnusedParameters": true,
        "alwaysStrict": true,
        "strictNullChecks": true,
        "strictFunctionTypes": true,
        "strictBindCallApply": true,
        "strictPropertyInitialization": true,
        "resolveJsonModule": false,
        "skipLibCheck": true,
        "forceConsistentCasingInFileNames": true,
        "allowSyntheticDefaultImports": true,
        "isolatedModules": true,
        "rootDirs": ["./src", "./shared"]
    },
    "include": ["./src/**/*.ts"]
}