Apply Upgrade Notes Upgrading the skills collection updates the skill instructions, but not the artifacts a previous skill run installed into this repository — notably tracker descriptors at and browser-provider descriptors at . A stale descriptor can degrade or skip operations it does not define. This skill reads the collection's , brings installed artifacts up to date, and reports what it changed. It touches only pipeline artifacts under , documented config files, and artifacts explicitly named by an installed-artifact row (for example the optional output style and hooks under ). It never e…