@ngrx/schematics/migrations/migration.json

NgRx Schematics for Angular

{
  "$schema": "../../../node_modules/@angular-devkit/schematics/collection-schema.json",
  "schematics": {
    "ngrx-schematics-migration-01": {
      "description": "The road to v6",
      "version": "5.2",
      "factory": "./6_0_0/index"
    }
  }
}