src/frontend/tsconfig.json

{
    "compilerOptions": {
      "target": "esnext",
      "module": "esnext",
      "verbatimModuleSyntax": true,
      "strict": true,
      "moduleResolution": "node",
      "esModuleInterop": true,
      "allowSyntheticDefaultImports": true,
      "skipLibCheck": true,
      "resolveJsonModule": true,
      "types": ["svelte"],
      "baseUrl": "."
    },
    "include": ["src/**/*", "*.svelte"],
    "exclude": ["node_modules"]
}