perf: efficient describe calls

[dschach]

feat: enable case-insensitive uses

What does this PR do?

(check all applicable)

• ❗ BREAKING CHANGE
• 🍕 Feature
• 🐛 Bug Fix
• 📝 Documentation Update
• 🎨 Style
• 🧑‍💻 Code Refactor
• 🔥 Performance Improvements
• ✅ Test
• 🤖 Build
• 🔁 CI
• 📦 Chore (Release)
• ⏩ Revert

Describe your changes

Avoid using Global Describe
Update all methods to use lowercase keys so inputs are no longer case-sensitive

Checklist before requesting a review

• 🍕 I have performed a self-review of my code
• 📗 The code has been linted and formatted using the repo Prettier configuration
• ✅ If it includes Apex, Aura, LWC, or Flows, I have added thorough tests
• 📝 I have used descriptive commit messages

Added to documentation?

• 📜 README.md
• 🙅 no documentation needed

By submitting this PR, you agree to follow the Code of Conduct

• I agree to follow this project's Code of Conduct

[codecov]

Codecov Report

Attention: Patch coverage is 99.21260% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 99.16%. Comparing base (90ea466) to head (2a72435).
Report is 119 commits behind head on main.

Files	Patch %	Lines
force-app/main/default/classes/RecordTypes.cls	99.21%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #141      +/-   ##
==========================================
+ Coverage   98.48%   99.16%   +0.68%     
==========================================
  Files           1        2       +1     
  Lines         132      240     +108     
==========================================
+ Hits          130      238     +108     
  Misses          2        2              

Flag	Coverage Δ
Apex	99.16% <99.21%> (+0.68%)	⬆️

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