Email arg in start script

[thomas-gerber]

Description

Adds support for email override in start script
The install script also passes all parameters to start.sh, so one can do:

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/faros-ai/faros-community-edition/main/install.sh)" _ --email foo@bar.com

Type of change

• New feature (non-breaking change which adds functionality)

Checklist

• Have you checked to there aren't other open Pull Requests for the same update/change?
• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you successfully run tests with your changes locally?