Actions compatibility & py3.9+

[0.12.0] - 2025-01-31

Changed

• Bump minimal Python version to be 3.9 (#331)
• CLI: update parsing inputs (#333)
• CI: bump upload/download artifact v4 (#344, #345)
• CI: make actions-ref optional if used only for listing packages (#345)
• CI: split install action for archive and wheel (#347)

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Full Changelog: v0.11.0...v0.12.0