package Ġcom . ho op car pool . flux y Ċ Ċ import Ġkotlin . Requires Opt In . Level Ċ Ċ @ Retention ( value Ġ= ĠAnnotation Retention . BINARY ) Ċ @ Requires Opt In ( level Ġ= ĠLevel . WARNING ) Ċ @ Target ( Annotation Target . CLASS , ĠAnnotation Target . FUNCTION , ĠAnnotation Target . TYPE ALIAS , ĠAnnotation Target . PROPERTY ) Ċ annotation Ġclass ĠFlux y Preview Ċ Ċ @ Retention ( value Ġ= ĠAnnotation Retention . BINARY ) Ċ @ Requires Opt In ( level Ġ= ĠLevel . ERROR ) Ċ @ Target ( Annotation Target . CLASS , ĠAnnotation Target . FUNCTION , ĠAnnotation Target . TYPE ALIAS , ĠAnnotation Target . PROPERTY ) Ċ annotation Ġclass ĠFlux y Preview Critical Ċ