I'm not sure if this is a Trov Core issue or an Installer issue, but I ran:

trov new trov --all

And after that got this when running the DemoSeeder:

a db:seed --class=DemoSeeder

   INFO  Seeding database.

  Database\Seeders\UserSeeder .............................................................................................................. RUNNING
  Database\Seeders\UserSeeder ........................................................................................................ 17.47 ms DONE

  Database\Seeders\MediaSeeder ............................................................................................................. RUNNING
  Database\Seeders\MediaSeeder .................................................................................................... 3,994.76 ms DONE

  Database\Seeders\PageSeeder .............................................................................................................. RUNNING
  Database\Seeders\PageSeeder ........................................................................................................ 46.76 ms DONE

  Database\Seeders\PostSeeder .............................................................................................................. RUNNING

   Illuminate\Database\QueryException

  SQLSTATE[HY000]: General error: 1 no such table: tags (SQL: select max("order_column") as aggregate from "tags")

  at vendor/laravel/framework/src/Illuminate/Database/Connection.php:759
    755▕         // If an exception occurs when attempting to run a query, we'll format the error
    756▕         // message to include the bindings with SQL, which will make this exception a
    757▕         // lot more helpful to the developer instead of just the database's errors.
    758▕         catch (Exception $e) {
  ➜ 759▕             throw new QueryException(
    760▕                 $query, $this->prepareBindings($bindings), $e
    761▕             );
    762▕         }
    763▕     }

      +26 vendor frames
  27  database/seeders/PostSeeder.php:34
      Illuminate\Database\Eloquent\Factories\Factory::create(["post"])

      +1 vendor frames
  29  database/seeders/PostSeeder.php:37
      Illuminate\Support\Collection::each(Object(Closure))