chore: release v9.0.0-pre1

[Pr0methean]

🤖 New release

• zip: 8.6.0 -> 9.0.0

Changelog

9.0.0 - 2026-05-05

🚀 Features

• Allow FileOptions to specify filename that may be non-UTF8 (#819)

🐛 Bug Fixes

• Zeroize derived_key when dropped, and suppress error details that may be sensitive (#803)

🚜 Refactor

• change vendor_version (#817)
• rewrite aes settings (#815)
• remove inner compression method from aes options (#814)
• don't store converted filenames; convert on demand instead; and don't use Arc since it only deduplicates when copying to same path in another archive (#807)
• Potential fixes for 5 code quality findings in src/aes.rs (#808)
• [breaking] remove deprecated method *_zip64_comment methods (#812)
• [breaking] Remove deprecated elements (#802)
• store the file_name_raw only as key (BREAKING) (#789)
• Remove ZipFileData fields (#790)
• Remove useless compressed level (#791)
• add non exhaustive to extra fields (#793)
• remove macro export (#792)

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This PR was generated with release-plz.

[amazon-q-developer]

This release PR for v9.0.0 includes breaking refactoring changes documented in the changelog. The PR title correctly follows Conventional Commits format with the "chore:" prefix.

Critical Issue Found:
The release date is set to "2026-05-02" which is in the future. This must be corrected to the actual current date to prevent changelog ordering issues and user confusion about the release timeline.

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You can now have the agent implement changes and create commits directly on your pull request's source branch. Simply comment with /q followed by your request in natural language to ask the agent to make changes.

[gemini-code-assist]

Code Review

This pull request updates the CHANGELOG.md file to include the release notes for version 9.0.0, detailing several refactoring changes. The review feedback correctly identifies typos and vague descriptions in the new entries, suggesting more precise language and better context for the removed fields and enum updates to improve the documentation's quality for the major release.