Fix `XSLTMasterUpdater`#275

Merged

namedgraph merged 2 commits intodevelopfrom

fix-xslt-master-updater

Mar 27, 2026

Commits on Mar 26, 2026

Preserve existing master stylesheet content when installing/uninstalling packages

namedgraph
and
claude
committed

Commits on Mar 27, 2026

Avoid duplicate `xsl:import` statements
namedgraph
committed