tsconfig.json

{
  "compilerOptions": {
    "module": "nodenext",
    "moduleResolution": "nodenext",
    // ... otras opciones
    "strictPropertyInitialization": false,
    // Coloca aquí "paths"
  }
}

"paths": {
  "@core/*": ["src/core/*"],
  "@models/*": ["src/models/*"],
  "@db/*": ["src/db/*"],
  "@seeds/*": ["src/seeds/*"],
  "@modules/*": ["src/modules/*"],
  "@controllers/*": ["src/controllers/*"],
  "@services/*": ["src/services/*"],
  "@queries/*": ["src/queries/*"],
  "@functions/*": ["src/functions/*"],
  "@utils/*": ["src/utils/*"],
  "@config/*": ["src/config/*"]
}

import { dbConfig } from '@db/config.db';