Sourced from pygit2's changelog.

1.19.1 (2025-12-29)

• Update wheels to libgit2 1.9.2 and OpenSSL 3.5

• Fix: now diff's getitem/iter returns None for unchanged or binary files #1412

• CI (macOS): arm, intel and pypy wheels (instead of universal) #1441

• CI (pypy): fix tests #1437

• 7ee1ae5 Release 1.19.1
• d610f77 CI: fixing build on Alpine
• 3ee2acc CI: fixing build of OpenSSL 3.5
• 60248b5 Update libgit2 and openssl
• 040a65a Update changelog
• 48e9fec test: skip tests for pypy wheel on MacOS arm64
• 890730c build(dev): build separate wheels for Mac OS architectures
• 6d8ca75 chore(CI): bump actions/checkout from 5 to 6 in the actions group
• ec6e6ea refactor: organize dev-time dependencies
• a4ec27e Update cibuildwheel
• Additional commits viewable in compare view

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