Changes to Retain memories

removed the optional property detail/items/url from the response with the 422 status

added the new optional request property items/items/resolve_entities

added the new optional request property operation_id

added the new shared enum value to the request property items/items/observation_scopes/anyOf[subschema #1]

request property items/items/content list-of-types was widened by adding types array to media type application/json

added the optional property usage/anyOf[subschema #1: TokenUsage]/cached_tokens to the response with the 200 status

added the optional property usage/anyOf[subschema #1: TokenUsage]/thoughts_tokens to the response with the 200 status

added the new optional request property items/items/update_mode

added the optional property detail/items/ctx to the response with the 422 status

added the optional property detail/items/input to the response with the 422 status

added the optional property detail/items/url to the response with the 422 status