Re: [PATCH v3 0/2] Add reftable by default as a breaking change

> Hi,
>
> the recent thread at [1] motivated me to hack together this tiny patch
> series that paves our path towards making the reftable backend the
> default backend. It does two things:
>
>   - It announces the breaking change for Git 3.0.
>
>   - It makes it the default now already when "feature.experimental" is
>     enabled.
>
> The first item is subject to ecosystem support, most notably in
> libraries like Gitoxide, libgit2 and JGit. The second item is intended
> to extend the user base to power users so that we get more test exposure
> out in the wild before we make it the default in Git 3.0.
>
> Changes in v2:
>   - Improve the breaking changes announcement a bit based on feedback.
>   - Introduce a `REF_STORAGE_FORMAT_DEFAULT` define.
>   - Print the default ref format as part of `git version --build-options`.
>   - Link to v1: https://lore.kernel.org/r/20250702-pks-reftable-default-backend-v1-0-84dbaddafb50@pks.im
>
> Changes in v3:
>   - Small tweaks to the commit messages.
>   - Mention better data compression as another benefit.
>   - Link to v2: https://lore.kernel.org/r/20250703-pks-reftable-default-backend-v2-0-5a27e72a8c5e@pks.im
>
> Thanks!
>
> Patrick