ci: Add GitHub releases to CI

[matchai]

Description

In order to start distributing pre-built binaries, we'll need to begin creating GitHub releases. In addition to adding GitHub releases, I did some refactoring of our CI pipeline.

• Add cross-distro testing with cross
• Add GitHub builds and releases

Motivation and Context

Closes #

Types of changes

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

Screenshots (if appropriate):

How Has This Been Tested?

• I have tested using MacOS
• I have tested using Linux
• I have tested using Windows

Checklist:

• I have updated the documentation accordingly.
• I have updated the tests accordingly.