updates to installation docs

[drmorr0]

• [x] I certify that this PR does not contain any code that has been generated with GitHub Copilot or any other AI-based code generation tool, in accordance with this project's policies.

Description

Some updates to documentation to make installation/setup a little clearer/easer. See #104 for some additional details.

cc @vsoch

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 74.50%. Comparing base (74554f9) to head (739f7d5). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #105 +/- ## ======================================= Coverage 74.50% 74.50% ======================================= Files 38 38 Lines 1934 1934 ======================================= Hits 1441 1441 Misses 493 493 ```

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[vsoch]

Thanks!