feat(api): adds extensible window error tracking system for audit log streams

[Thiago-AS]

Context

• Adds a sliding-window error tracking system for audit log streams using Redis minute-buckets. When a stream exceeds 10 failures in the last 5 minutes, org admins receive an in-app notification and email.
• Reworks NetworkHealthBanner to aggregate multiple alert types in a collapsible UI.
• Fix in app link to gateway/relay
• Save error in redis for 12 hours so we can display on the FE listing page

Steps to verify the change

Type

• Fix
• Feature
• Improvement
• Breaking
• Docs
• Chore

Checklist

• Title follows the conventional commit format: type(scope): short description (scope is optional, e.g., fix: prevent crash on sync or fix(api): handle null response).
• Tested locally
• Updated docs (if needed)
• Updated CLAUDE.md files (if needed)
• Read the contributing guide

[linear]

ENG-5051

[infisical-review-police]

💬 Discussion in Slack: #pr-review-infisical-6470-feat-api-adds-bucket-sliding-window-error-tracking-syst

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