Various misc improvements

[brentstone]

Describe your changes

Fixing comments and strings.

Indicate on which release or other PRs this topic is based on

Checklist before merging to draft

• I have added a changelog
• Git history is in acceptable state

[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 4 lines in your changes missing coverage. Please review.

Project coverage is 54.53%. Comparing base (682d7ff) to head (ae5fda1).
Report is 20 commits behind head on main.

Files	Patch %	Lines
crates/apps_lib/src/client/rpc.rs	0.00%	3 Missing ⚠️
crates/apps_lib/src/cli.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3589      +/-   ##
==========================================
- Coverage   54.53%   54.53%   -0.01%     
==========================================
  Files         323      323              
  Lines      113879   113880       +1     
==========================================
- Hits        62108    62107       -1     
- Misses      51771    51773       +2     

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