page-size-optional

Forbids required: true on query parameters named page_size or pageSize, case-insensitively.

Attribute	Value
Category	Parameters
Maturity	Gold
Starter	Off
Lenient–Strict	Warning
Complete	Error

See it fail

- in: query
  name: pageSize
  required: true
  schema: { type: integer }

Fix it

Remove required: true and define a default.

Nearby: page-size-default, page-size-positive-int.