feat: add some traits to the index

Summary

• feat: add some traits to the index

Ensure that

• New code is covered by tests
• API is documented
• Changelog is up to date
• Version is bumped in the appropriate Cargo.toml files

assigned to @darthunix

mentioned in merge request picodata!929 (merged)

approved this merge request

added 41 commits

• 4f4448bf...7a1c3a71 - 40 commits from branch master
• 351bfc82 - feat: add traits to the index structures

Compare with previous version

enabled an automatic merge when the pipeline for 351bfc82 succeeds

merged