Enable CA1827, CA1828, and CA1829

[glen-84]

Summary of the changes (Less than 80 chars)

• Enable CA1827, CA1828, and CA1829.

[Copilot]

Pull request overview

Enables additional .NET analyzers (CA1827, CA1828, CA1829) at warning severity to encourage using Any()/AnyAsync() and Length/Count properties instead of Count()-based patterns.

Changes:

• Enable CA1827: prefer Any() over Count()/LongCount() for emptiness checks.
• Enable CA1828: prefer AnyAsync() over CountAsync()/LongCountAsync() for async emptiness checks.
• Enable CA1829: prefer Length/Count property over Enumerable.Count() where applicable.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 0.00%. Comparing base (ff721c0) to head (c2924ff).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@     Coverage Diff      @@
##   main   #9424   +/-   ##
============================
============================

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.