Sudo rework

[nemchik]

Pull request

Purpose Only use sudo when necessary

Approach Don't use sudo when running the main script, which inherits sudo into all subsequent scripts.

Open Questions and Pre-Merge TODOs Check all boxes as they are completed

• [ ] test upgrades
• [ ] test new installs from git
• [ ] test new installs from curl (slightly more difficult, since this requires a separate branch with modifications, not prepared currently)

Requirements Check all boxes as they are completed

• [x] These changes meet the standards for contributing.
• [x] I have read the code of conduct.