Angular v12 configuration file - angular.json - for ng serve with development by default

angular.json

"architect": {
  "build": {
    "builder": "@angular-devkit/build-angular:browser",
    "configurations": {
      "production": {
        "budgets": [
        ],
        "outputHashing": "all"
      },
      "development": {
        "buildOptimizer": false,
        "optimization": false,
        "vendorChunk": true,
        "extractLicenses": false,
        "sourceMap": true,
        "namedChunks": true
      }
    },
    "defaultConfiguration": "production"
  },
  "serve": {
    "builder": "@angular-devkit/build-angular:dev-server",
    "configurations": {
      "production": {
        "browserTarget": "erp:build:production"
      },
      "development": {
        "browserTarget": "erp:build:development"
      }
    },
    "defaultConfiguration": "development"
  },
  ...
}