Creates a badge in reports/mutation/badge/ which show the resulting score and adapts it's color to it.
1. Install as a dependency: npm i -D stryker-mutation-badge
2. Add reporter in your config:
{
...
"reporters": [
...,
"badge-reporter"
],
"plugins": ["@stryker-mutator/*", "stryker-mutation-badge"],
...
}