[codex] Document ignored blame revisions for code experts

[vim-zz]

Summary

• Document that code expert and blame-based reviewer calculations respect .git-blame-ignore-revs
• Clarify when to use .git-blame-ignore-revs instead of config.git_history_since or config.ignore_files
• Add the note to the explain code experts automation page and action reference

✨ PR Description

Purpose: Document .git-blame-ignore-revs support across code expert and blame-based filter functions to exclude formatting and mechanical commits.

Main changes:

• Added .git-blame-ignore-revs documentation to codeExperts, rankByGitBlame, and explainRankByGitBlame filter functions
• Updated automation documentation with tip section distinguishing .git-blame-ignore-revs from config.git_history_since and config.ignore_files
• Added .git-blame-ignore-revs guidance to explain-code-experts automation README with usage example

Generated by LinearB AI and added by gitStream.
_{AI-generated content may contain inaccuracies. Please verify before using.
💡 Tip: You can customize your AI Description using Guidelines Learn how}

[orca-security-us]

Orca Security Scan Summary

Status	Check	Issues by priority
Passed	Infrastructure as Code	0   0   0   0	View in Orca
Passed	OSS Licenses	0   0   0   0	View in Orca
Passed	SAST	0   0   0   0	View in Orca
Passed	Secrets	0   0   0   0	View in Orca
Passed	Vulnerabilities	0   0   0   0	View in Orca

[linearb]

✨ PR Review

LGTM

Generated by LinearB AI and added by gitStream.
_{AI-generated content may contain inaccuracies. Please verify before using.
💡 Tip: You can customize your AI Review using Guidelines Learn how}

[MishaKav]

💪

Review dismissed