Add granular tool permissions settings (#46112)

Adds granular per-tool permission settings for the Zed agent with
regex-based rules.

Release Notes:

- N/A

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Co-authored-by: Amp <amp@ampcode.com>
7a0b19b6b5Richard Feldman committed on 1/8/2026, 10:32:18 PM· committed by GitHubparent0f75c07
9 files changedLine totals unavailable