…ster_graphql_acf_field_type`, allowing for a string or callback to be passed that will append a string to the description which is populated by the field graphql_description or instructions field.

- implements this on the DatePicker and DateTimePicker field types to show that the string will be output in RFC3339 format
- updates the description of the startDate and endDate fields of the ACFE_Date_Range type to include a link to the RFC3339 spec

…contain a string but might not equal it exactly

- add translators: comments

…_admin_scripts

…d-descriptions

feat: update docs Date fields to link to the RFC3339 spec

…ook_suffix

fix: admin_enqueue_scripts callback should expect a possible null value passed to it

…y' to better compensate for clone fields, specifically when groups are cloned

- add test (failing)

This reverts commit ae3f979.

This reverts commit cd44621.

…s-return-null

fix: clone field within a group field type returns null values

… they're tracked for things like preview support, but also to prevent duplicate registration.

- ensure field types that return a connection are tracked in the registry. This fixes a bug related to previews not resolving, and likely also prevents duplicate registration of some fields in some cases.

…inst previews

- update TextFieldTest.php to test querying against a preview

…1 as the published image, 1 as the preview image, for example)

- update ImageFieldTest to test querying the image field on a post and querying the image field on a preview

…ow the Image Preview Test failing now

…mage-fields

fix: image fields (and other connection fields) not properly resolving when queried `asPreview`

…v2.2.0

…g up the test