[Aikido] AI Fix for Potential user input in HTTP request may allow SSRF attack

[aikido-autofix]

What does this PR do?

This patch mitigates the SSRF vulnerability on line 99 by implementing URL validation through a helper function that validates the protocol, hostname against an allowlist, and rejects path traversal patterns before constructing the HTTP request URL.

Motivation

What inspired you to submit this pull request?

Review checklist

• PR has a meaningful title or PR has the no-changelog label attached
• Feature or bugfix has tests
• Git history is clean
• If PR impacts documentation, docs team has been notified or an issue has been opened on the documentation repo

Additional Notes

AI Confidence Level (confidence in the quality of this automated fix): Medium confidence: Aikido has validated similar fixes and observed positive outcomes. Validation is required.

Warnings & Caveats:
If your target domains are not static, use Aikido Zen to dynamically manage domain access: https://app.aikido.dev/runtime/services