Edits to cli guide

[atravitz]

Edits/suggestions from me reading through these docs as a new user.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.84%. Comparing base (83028b1) to head (69f2d0b).
Report is 152 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #966      +/-   ##
==========================================
- Coverage   94.59%   92.84%   -1.76%     
==========================================
  Files         134      134              
  Lines        9935     9935              
==========================================
- Hits         9398     9224     -174     
- Misses        537      711     +174     

Flag	Coverage Δ
fast-tests	92.84% <ø> (?)
slow-tests	?

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[IAlibay]

lgtm thanks! just a couple of suggestions for issues prior to this PR that could be quickly addressed if we want to