add grids version checks

[gauravharsha]

No description provided.

[Copilot]

Pull request overview

Adds a grids-version compatibility check when reading Nevanlinna input data, using a new shared helper to compare version strings.

Changes:

• Added green::ac::compare_version_strings to parse/compare major.minor.patch[...suffix...] version strings.
• Added HDF5 __grids_version__ attribute check in read_nevanlinna_data and error out when the data file and grids file versions differ.
• Added/updated inline documentation around read_nevanlinna_data.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 4 comments.

File	Description
src/green/ac/common_defs.h	Introduces a version-string comparison utility used for grids/data compatibility checks.
main.cpp	Enforces grids-version matching between the input data file and the grids transformer version during reads.

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[codecov-commenter]

Codecov Report

❌ Patch coverage is 88.88889% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 99.16%. Comparing base (2a9b12f) to head (142db64).
⚠️ Report is 14 commits behind head on main.

Files with missing lines	Patch %	Lines
src/green/ac/common_defs.h	88.88%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##              main       #4      +/-   ##
===========================================
- Coverage   100.00%   99.16%   -0.84%     
===========================================
  Files            4        5       +1     
  Lines          222      240      +18     
===========================================
+ Hits           222      238      +16     
- Misses           0        2       +2     

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[Copilot]

Pull request overview

Copilot reviewed 5 out of 5 changed files in this pull request and generated 4 comments.

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[egull]

Happy with the pull request, but have another look at the copilot comments and consider or discard them.