Merge pull request #200 from reviewdog/used-by

Add used-by counter badge

README.md

@@ -1,10 +1,10 @@
 # GitHub Action: Run eslint with reviewdog
 
-[![Docker Image CI](https://github.com/reviewdog/action-eslint/workflows/Docker%20Image%20CI/badge.svg)](https://github.com/reviewdog/action-eslint/actions)
 [![depup](https://github.com/reviewdog/action-eslint/workflows/depup/badge.svg)](https://github.com/reviewdog/action-eslint/actions?query=workflow%3Adepup)
 [![release](https://github.com/reviewdog/action-eslint/workflows/release/badge.svg)](https://github.com/reviewdog/action-eslint/actions?query=workflow%3Arelease)
 [![GitHub release (latest SemVer)](https://img.shields.io/github/v/release/reviewdog/action-eslint?logo=github&sort=semver)](https://github.com/reviewdog/action-eslint/releases)
 [![action-bumpr supported](https://img.shields.io/badge/bumpr-supported-ff69b4?logo=github&link=https://github.com/haya14busa/action-bumpr)](https://github.com/haya14busa/action-bumpr)
+[![Used-by counter](https://img.shields.io/endpoint?url=https://haya14busa.github.io/github-used-by/data/reviewdog/action-eslint/shieldsio.json)](https://github.com/haya14busa/github-used-by/tree/main/repo/reviewdog/action-eslint)
 
 This action runs [eslint](https://github.com/eslint/eslint) with
 [reviewdog](https://github.com/reviewdog/reviewdog) on pull requests to improve