Green LED turns on when running code

[LukeSlev]

Description:

This PR makes it so that the green LED is only on when code is running and is not on errors. It also contains a variety of linting fixes

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Testing:

• Green LED is on when code is running
• Green LED is off when there are errors in the code or when you stop the simulator

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

[LukeSlev]

Thanks @smmatte ! 🚀

[jonathanwangg]

Tried it locally and it works. Code improvements look great!