test1/ui.tsconfig.json

{
    "compilerOptions": {
        "forceConsistentCasingInFileNames": true,
        "lib": ["dom", "dom.iterable", "es2015", "es2015.iterable", "es2016"],
        "module": "es2015",
        "moduleResolution": "node",
        "noFallthroughCasesInSwitch": true,
        "noImplicitReturns": true,
        "noUnusedLocals": false,
        "outDir": "dist/ui",
        "rootDir": "./src/ui",
        "skipLibCheck": true,
        "sourceMap": true,
        "strict": true,
        "target": "es2016"
    },
    "include": ["src/ui/**/*"],
    "exclude": ["node_modules"]
}