tsconfig.json

{
  "compilerOptions": {
    "baseUrl": "src/main/webapp/",
    "outDir": "./target/classes/static/",
    "forceConsistentCasingInFileNames": true,
    "strict": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "sourceMap": true,
    "declaration": false,
    "downlevelIteration": true,
    "experimentalDecorators": true,
    "moduleResolution": "node",
    "importHelpers": true,
    "target": "es2017",
    "module": "es2020",
    "lib": ["es2018", "dom"],
    "allowSyntheticDefaultImports": true
  },
  "angularCompilerOptions": {
    "strictInjectionParameters": true,
    "strictInputAccessModifiers": true,
    "strictTemplates": true,
    "preserveWhitespaces": true
  }
}