tsconfig.json

{
    "compileOnSave": false,
    "compilerOptions": {
      "rootDir": ".",
      "baseUrl": "./",
      "outDir": "./dist/out-tsc",
      "sourceMap": true,
      "declaration": false,
      "module": "es2020",
      "moduleResolution": "node",
      "emitDecoratorMetadata": true,
      "experimentalDecorators": true,
      "target": "ES2022",
      "typeRoots": [
        "node_modules/@types"
      ],
      "lib": [
        "es2017",
        "dom"
      ],
      "paths": {
        "ngx-onboarding": [
          "projects/ngx-onboarding/src/index.ts"
        ],
        "core-js/es7/reflect": [
          "node_modules/core-js/proposals/reflect-metadata"
        ],
        "core-js/es6/*": [
          "node_modules/core-js/es/*"
        ]
      },
      "useDefineForClassFields": false
    }
}