v3.1.0

Added:

• Allow for firmware signing key paths to be specified via environment variables
• Support Scripts can be listed and sent to devices (thanks @lawik) (#316)
• Support DEBIAN_FRONTEND=noninteractive to avoid interactive prompts

Updated:

• Automatically detect firmware path if not provided (thanks @lawik) (#275)
• A better help message when the URI isn't set (thanks @fhunleth) (#263)
• Use the correct Erlang (thanks @fhunleth) (#264)
• Improve error messages when firmware signing fails
• Bump deps, including Burrito, Zig, Erlang, and Elixir

Fixes:

• Fix a function match when a product is deleted (thanks @gworkman) (#265)
• Don't start the Burrito app in the EntryPoint during testing (#267)