docs: add HTTP request rule to CLAUDE.md

[John-David Dalton (jdalton)]

NEVER use fetch() — use httpJson/httpText/httpRequest from @socketsecurity/lib/http-request

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Note

Low Risk
Low risk documentation-only change that updates engineering guidelines without affecting runtime behavior.

Overview
Updates CLAUDE.md to add a new Quick references rule: never use fetch() and instead use httpJson/httpText/httpRequest from @socketsecurity/lib/http-request for HTTP calls.

^{Reviewed by Cursor Bugbot for commit 5ed3c69. Configure here.}