chore: cacheless hamt iteration

[hanabi1224]

Summary of changes
Changes introduced in this pull request:

Reference issue to close (if applicable)

Closes

Other information and links

[coderabbitai]

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✨ Finishing Touches

🧪 Generate unit tests

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch hm/cacheless-hamt

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