Fix #1231 Redundant code path inside an if/else block in App class

[seratch]

Summary

This pull request resolves #1231 by refactoring the internals of the App class. This is just a minor internal improvement. Also, the AWS Lambda deployment topic mentioned in the issue should be unrelated.

Requirements (place an x in each [ ])

• I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.

[codecov]

Codecov Report

Merging #1327 (9565b8c) into main (5ea31af) will decrease coverage by 0.03%.
The diff coverage is 100.00%.

❗ Current head 9565b8c differs from pull request most recent head a26e6c8. Consider uploading reports for the commit a26e6c8 to get more accurate results

@@            Coverage Diff             @@
##             main    #1327      +/-   ##
==========================================
- Coverage   72.80%   72.76%   -0.04%     
==========================================
  Files          17       17              
  Lines        1467     1465       -2     
  Branches      437      436       -1     
==========================================
- Hits         1068     1066       -2     
  Misses        310      310              
  Partials       89       89              

Impacted Files	Coverage Δ
src/App.ts	82.70% <100.00%> (-0.09%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5ea31af...a26e6c8. Read the comment docs.