Changes to Create thread

added the new optional request property visibility

added the required property visibility to the response with the 200 status

added the new optional request property comment/attachmentIds

request body became required

the request property comment/body/content became required

the request property comment/body/version became required

added 'propertyNames' constraint to the request property comment/metadata

added 'propertyNames' constraint to the request property metadata

the comment/body/version request property type changed from number to integer

api operation id post-rooms-roomId-threads removed and replaced with create-thread

the response property comments/items/body/content became required for the status 200

the response property comments/items/body/version became required for the status 200

the response property comments/items/metadata became required for the status 200

the response property resolved became required for the status 200

the response property updatedAt became required for the status 200

the type response's property default value comment was removed for the status 200

added 'propertyNames' constraint to the comments/items/metadata response property for the status 200

added 'propertyNames' constraint to the metadata response property for the status 200

added the required property comments/items/attachments to the response with the 200 status

added the required property comments/items/reactions to the response with the 200 status

the response required property comments/items/type became not read-only for the status 200

removed the request property comment/metadata/type

removed the optional property comments/items/metadata/type from the response with the 200 status

added the new optional request property comment/metadata

added the optional property comments/items/body/content to the response with the 200 status

added the optional property comments/items/body/version to the response with the 200 status

added the optional property comments/items/metadata to the response with the 200 status