v0.6.4

Release assets prepared and smoke-tested:

• indexbind@0.6.4
• @indexbind/native-darwin-arm64@0.6.4
• @indexbind/native-darwin-x64@0.6.4
• @indexbind/native-linux-x64-gnu@0.6.4

This GitHub release contains the npm tarballs and SHA256 checksums.
Publish to npm separately after reviewing the assets.

Full Changelog: v0.6.3...v0.6.4