Backlog/v12 user auditor

[AlexSanchez-bit]

No description provided.

[github-actions]

✅ AI review — Clean

No issues detected in this diff.

✅ architecture (gemini-3-flash-lite) — clean

Summary: Frontend refactor replacing local filter implementations with shared filter components and adding Linux account support.

No findings.

✅ bugs (gemini-3-flash-lite) — clean

Summary: Refactor filter bars across pages to use the shared CustomFilterButton component and add Linux user auditing support.

No findings.

✅ security (gemini-3-flash-lite) — clean

Summary: UI refactoring and extension of the user auditor and log explorer components with no security implications.

No findings.

🟢 go-deps — up to date

No pending Go dependency updates.