Update README.md

README.md

@@ -45,7 +45,7 @@ Effortlessly track all changed files and directories relative to a target branch
 *   Scales to handle large repositories.
 *   Supports Git submodules.
 *   Supports [merge queues](https://docs.github.com/en/repositories/configuring-branches-and-merges-in-your-repository/configuring-pull-request-merges/managing-a-merge-queue) for pull requests.
-*   Generates escaped JSON output for running matrix jobs based on changed files.
+*   Generates escaped [JSON output for running matrix jobs](https://github.com/tj-actions/changed-files/blob/main/.github/workflows/matrix-test.yml) based on changed files.
 *   Lists changed directories.
     *   Limits matching changed directories to a specified maximum depth.
     *   Optionally excludes the current directory.