The Agent Skills Directory

[SAFE]: The skill provides educational content and procedural steps for improving software quality through mutation testing, a standard industry practice.
[COMMAND_EXECUTION]: The skill suggests using git to identify file changes and running test runners like Jest or the Stryker framework. These operations are essential for the primary purpose of the skill and utilize well-known, trusted developer tools.
[EXTERNAL_DOWNLOADS]: Mention of npm init stryker refers to the official initialization of the Stryker mutation testing tool from the public NPM registry, which is a standard procedure for this framework.

mutation-testing