README: add note on required minimum bootc version

For bootable containers let's add a note about minimum versions
of bootc required to use chunkah chunked images. The versions are
v1.1.3, which contains [1] for images <= 128 layers, and v1.9.0,
which contains [2], for images with > 128 layers.

[1] c49ccec505
[2] 207b7f0abf
This commit is contained in:
Dusty Mabe 2026-05-11 14:22:14 -04:00 committed by Jonathan Lebon
parent 56b05e45af
commit 18f913ed47

View file

@ -359,6 +359,12 @@ RUN --mount=from=builder,src=/,target=/chunkah,ro \
FROM oci-archive:out.ociarchive FROM oci-archive:out.ociarchive
``` ```
> [!NOTE]
> A minimum version of `bootc` is required for using chunkah
> chunked images. Those are [v1.1.3](https://github.com/bootc-dev/bootc/commit/c49ccec5050a2905f8967852b8ca48502a6d4c13)
> for chunkah with <= 128 layers and [v1.9.0](https://github.com/bootc-dev/bootc/commit/207b7f0abfc2cc683dd69a054e625d03abfaf8fd)
> for chunkah with > 128 layers.
### Debugging ### Debugging
Use `-v` for verbose output or the `RUST_LOG` environment variable for Use `-v` for verbose output or the `RUST_LOG` environment variable for