Cherry-pick #181 into dev-1deg_jra55do_ryf_wombatlite

[dougiesquire]

Cherry-picking relevant changes from #181 into dev-1deg_jra55do_ryf_wombatlite

[dougiesquire]

@minghangli-uni again, I'll wait for approval before updating the checksums

[minghangli-uni]

Thanks @dougiesquire I haven’t run it, but it includes the same changes as in #181

[dougiesquire]

!test repro commit

[github-actions]

❌ The Bitwise Reproducibility Check Failed ❌

When comparing:

• 276-1deg_jra55do_ryf_wombatlite (checksums created using commit 61a6ada), against
• dev-1deg_jra55do_ryf_wombatlite (checksums in commit 019f0dc)

🔧 The checksums will be committed to this PR, as they differ.

Further information

The experiment can be found on Gadi at /scratch/tm70/repro-ci/experiments/access-om3-configs/61a6ada419a7f8bac6b73ae6f420de97cf66140f, and the test results at https://github.com/ACCESS-NRI/access-om3-configs/runs/37517121834.

The checksums generated by this !test command are found in the testing/checksum directory of https://github.com/ACCESS-NRI/access-om3-configs/actions/runs/13428909865/artifacts/2621379141.

The checksums compared against are found here https://github.com/ACCESS-NRI/access-om3-configs/tree/019f0dc2aa0f32291170bf3c7b2d4f4893f78bd7/testing/checksum