SEC-004: Add content sanitization to safe-output handlers#15807

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pelikhan merged 10 commits intomainfrom

copilot/fix-content-sanitization-issues

Feb 15, 2026

Commits on Feb 14, 2026

Initial plan
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Add content sanitization to critical and high priority handlers

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Complete content sanitization for all remaining handlers

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Add sanitization to handler managers and update_runner

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SEC-004: Complete content sanitization implementation - all tests passing

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Fix: Sanitize user content before adding workflow markers

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Fix: Move sanitization before markers and update tests

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Commits on Feb 15, 2026

Add tests to verify sanitization preserves workflow markers and footers

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Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>
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Add changeset [skip-ci]

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