100km iaf - use om3 2025.08.001 and sync branches

[anton-seaice]

1. Summary:

What has changed?

Update to 2025.08.001 build

See comparison to ryf branch:

https://github.com/ACCESS-NRI/access-om3-configs/compare/2ff857c25005dcdbbbe4cf723e1a16964a8bc82e..632-dev-MC_100km_jra_iaf

2. Issues Addressed:

• Compiler for next MOM update - release 2025.08.000 ? #632

3. Dependencies (e.g. on payu, model or om3-scripts)

This change requires changes to (note required version where true):

• payu:
• access-om3:
• om3-scripts:

4. Ad-hoc Testing

What ad-hoc testing was done? How are you convinced this change is correct (plots are good)?

Ran for one month without crashing

5. CI Testing

• !test repro has been run

6. Reproducibility

Is this reproducible with the previous commit? (If not, why not?)

• Yes
• No - !test repro commit has been run.

7. Documentation

The docs folder has been updated with output from running the model?

• Yes
• N/A

A PR has been created for updating the documentation?

• Yes:
• N/A

8. Formatting

Changes to MOM_input have been copied from model output in docs/MOM_parameter_docs.short?

• Yes
• N/A

9. Merge Strategy

• Merge commit
• Rebase and merge
• Squash

[anton-seaice]

!test repro commit

[github-actions]

❌ The Bitwise Reproducibility Check Failed ❌

When comparing:

• 632-dev-MC_100km_jra_iaf (checksums created using commit 455403b), against
• dev-MC_100km_jra_iaf (checksums in commit 49e3f9c)

🔧 The new checksums will be committed to this PR, if they differ from what is on this branch.

Further information

The experiment can be found on Gadi at /scratch/tm70/repro-ci/experiments/access-om3-configs/455403b41d71672ee11d6f25a995c8905e11abae, and the test results at https://github.com/ACCESS-NRI/access-om3-configs/runs/50994659172.

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/17933293228/artifacts/4078249407.

The checksums compared against are found here https://github.com/ACCESS-NRI/access-om3-configs/tree/49e3f9c0a0162acb313853a5897a3435673db410/testing/checksum

Test summary:
❌ test_repro_historical

[anton-seaice]

This should help #784 @minghangli-uni

[minghangli-uni]

Thanks @anton-seaice looks good

[dougiesquire]

Thanks @anton-seaice