docs: add BrennanColberg as a contributor for code, doc, and test (#18)

.all-contributorsrc

@@ -0,0 +1,28 @@
+{
+  "files": [
+    "README.md"
+  ],
+  "imageSize": 100,
+  "commit": false,
+  "commitType": "docs",
+  "commitConvention": "angular",
+  "contributors": [
+    {
+      "login": "BrennanColberg",
+      "name": "Brennan Colberg",
+      "avatar_url": "https://avatars.githubusercontent.com/u/14948341?v=4",
+      "profile": "http://brennancolberg.com",
+      "contributions": [
+        "code",
+        "doc",
+        "test"
+      ]
+    }
+  ],
+  "contributorsPerLine": 7,
+  "skipCi": true,
+  "repoType": "github",
+  "repoHost": "https://github.com",
+  "projectName": "install-postgresql",
+  "projectOwner": "tj-actions"
+}

README.md

@@ -1,4 +1,7 @@
 [![Ubuntu](https://img.shields.io/badge/Ubuntu-E95420?style=for-the-badge\&logo=ubuntu\&logoColor=white)](https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idruns-on)
+<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+<!-- ALL-CONTRIBUTORS-BADGE:END -->
 [![Mac OS](https://img.shields.io/badge/mac%20os-000000?style=for-the-badge\&logo=macos\&logoColor=F0F0F0)](https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idruns-on)
 [![Windows](https://img.shields.io/badge/Windows-0078D6?style=for-the-badge\&logo=windows\&logoColor=white)](https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idruns-on)
 [![Public workflows that use this action.](https://img.shields.io/endpoint?style=for-the-badge\&url=https%3A%2F%2Fused-by.vercel.app%2Fapi%2Fgithub-actions%2Fused-by%3Faction%3Dtj-actions%2Finstall-postgresql%26badge%3Dtrue)](https://github.com/search?o=desc\&q=tj-actions+install-postgresql+path%3A.github%2Fworkflows+language%3AYAML\&s=\&type=Code)
@@ -61,3 +64,25 @@ If you are reporting a bug, please include:
 *   Your operating system name and version.
 *   Any details about your workflow that might be helpful in troubleshooting.
 *   Detailed steps to reproduce the bug.
+
+## Contributors ✨
+
+Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
+
+<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-disable -->
+<table>
+  <tbody>
+    <tr>
+      <td align="center" valign="top" width="14.28%"><a href="http://brennancolberg.com"><img src="https://avatars.githubusercontent.com/u/14948341?v=4?s=100" width="100px;" alt="Brennan Colberg"/><br /><sub><b>Brennan Colberg</b></sub></a><br /><a href="https://github.com/tj-actions/install-postgresql/commits?author=BrennanColberg" title="Code">💻</a> <a href="https://github.com/tj-actions/install-postgresql/commits?author=BrennanColberg" title="Documentation">📖</a> <a href="https://github.com/tj-actions/install-postgresql/commits?author=BrennanColberg" title="Tests">⚠️</a></td>
+    </tr>
+  </tbody>
+</table>
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!