Call for Review for ignoring whitespace-only text in "language" rules

Hello ACT rules,

This is Call for Review for a pull request ignoring elements whose text content is only whitespace when checking correctness of lang attributes.
https://github.com/act-rules/act-rules.github.io/pull/1746

Call for Review ends on February 10th.


Jean-Yves Moyen
Senior Software Engineer


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