[LOTP] Add danger

[fproulx-boostsecurity]

Description of the LOTP tool

danger is mega-linter / CI automation DSL tool that has tons of plugins that can be configured with config file and basically code.

Documentation

It's quite complex but for instance danger.github.pr.title would have arbitrary user input

Real-world example

https://github.com/facebook/react-native/blob/main/.github/workflows/danger_pr.yml