Optimize GPU library copying to preserve symlinks and avoid duplicates (#7931)

* Initial plan

* Optimize library copying to preserve symlinks and avoid duplicates

Co-authored-by: mudler <2420543+mudler@users.noreply.github.com>

* Address code review feedback: extract get_inode helper, use file type detection for sorting

Co-authored-by: mudler <2420543+mudler@users.noreply.github.com>

* Simplify implementation by removing inode tracking

Co-authored-by: mudler <2420543+mudler@users.noreply.github.com>

* Add clarifying comment about basename deduplication

Co-authored-by: mudler <2420543+mudler@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: mudler <2420543+mudler@users.noreply.github.com>