```ruby

require 'cortex/field_types/core/*'
require 'cortex/field_types/core/text/text_field_type'
require 'cortex/field_types/core/text/text_cell'

require 'cortex/field_types/core/boolean/boolean_field_type'
require 'cortex/field_types/core/boolean/boolean_cell'

require 'cortex/field_types/core/tree/tree_field_type'
require 'cortex/field_types/core/tree/tree_cell'
```

Remove Tree concern, explicitly require Core FieldTypes due to eager-loading issues
user
```ruby
require 'cortex/field_types/core/boolean/boolean_field_type'
require 'cortex/field_types/core/boolean/boolean_cell'

require 'cortex/field_types/core/date_time/date_time_field_type'
require 'cortex/field_types/core/date_time/date_time_cell'

require 'cortex/field_types/core/tag/tag_field_type'
require 'cortex/field_types/core/tag/tag_cell'

require 'cortex/field_types/core/text/text_field_type'
require 'cortex/field_types/core/text/text_cell'

require 'cortex/field_types/core/tree/tree_field_type'
require 'cortex/field_types/core/tree/tree_cell'

require 'cortex/field_types/core/user/user_field_type'
require 'cortex/field_types/core/user/user_cell'
```
assistant