Mutect2 version 4.0.0.0

Mutect2 version 4.beta.6

./gatk-launch Mutect2 --help
BETA FEATURE - FOR EVALUATION ONLY

Mutect2 version 4.0.0.0

./gatk Mutect2 --help
BETA FEATURE - WORK IN PROGRESS

Is there a timeline for having a stable release of Mutect2 ?

Thank you,

Rai