release changes

[James Bruten (james-bruten-mo)]

PR Summary

Code Reviewer: Sam Clarke-Green (@t00sa)

Code Quality Checklist

(Some checks are automatically carried out via the CI pipeline)

• I have performed a self-review of my own code
• My code follows the project's style guidelines
• Comments have been included that aid undertanding and enhance the
  readability of the code
• My changes generate no new warnings

Testing

• I have tested this change locally, using the rose-stem suite
• If any tests fail (rose-stem or CI) the reason is understood and
  acceptable (eg. kgo changes)
• I have added tests to cover new functionality as appropriate (eg. system
  tests, unit tests, etc.)

trac.log

Security Considerations

• This change does not introduce security vulnerabilities
• I have reviewed the code for potential security issues
• Sensitive data is properly handled (if applicable)
• Authentication and authorisation are properly implemented (if applicable)

Performance Impact

• Performance of the code has been considered and, if applicable, suitable
  performance measurements have been conducted

AI Assistance and Attribution

• Some of the content of this change has been produced with the assistance
  of Generative AI tool name (e.g., Met Office Github Copilot Enterprise,
  Github Copilot Personal, ChatGPT GPT-4, etc) and I have followed the
  Simulation Systems AI policy(including attribution labels)

Documentation

• Where appropriate I have updated documentation related to this change and
  confirmed that it builds correctly

Code Review

• All dependencies have been resolved
• Related Issues have been properly linked and addressed
• CLA compliance has been confirmed
• Code quality standards have been met
• Tests are adequate and have passed
• Documentation is complete and accurate
• Security considerations have been addressed
• Performance impact is acceptable

[Pierre Siddall (Pierre-siddall)]

Given this is a bump to the version number this looks good to head into testing to me.

[Sam Clarke-Green (t00sa)]

The project version number in CMakeLists.txt also needs updating to match the version in the header. Once we remove the makefiles, this should become the single source of truth for each version.

project(shumlib LANGUAGES C Fortran
  VERSION 2026.07.1
  DESCRIPTION "Met Office Shared Unifed Model Library"
  HOMEPAGE_URL "https://github.com/MetOffice/shumlib")

[Sam Clarke-Green (t00sa)]

Looks fine