docs: add andreas-aman as a contributor for code, and doc (#408)

* docs: update README.md [skip ci]

* docs: create .all-contributorsrc [skip ci]

---------

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

.all-contributorsrc

@@ -0,0 +1,26 @@
+{
+  "files": [
+    "README.md"
+  ],
+  "imageSize": 100,
+  "commit": false,
+  "commitConvention": "angular",
+  "contributors": [
+    {
+      "login": "andreas-aman",
+      "name": "Andreas Åman",
+      "avatar_url": "https://avatars.githubusercontent.com/u/118175695?v=4",
+      "profile": "https://github.com/andreas-aman",
+      "contributions": [
+        "code",
+        "doc"
+      ]
+    }
+  ],
+  "contributorsPerLine": 7,
+  "skipCi": true,
+  "repoType": "github",
+  "repoHost": "https://github.com",
+  "projectName": "auto-doc",
+  "projectOwner": "tj-actions"
+}

README.md

@@ -1,4 +1,7 @@
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/bb5dc10c1d2645c0894fa6774300639b)](https://app.codacy.com/gh/tj-actions/auto-doc?utm_source=github.com\&utm_medium=referral\&utm_content=tj-actions/auto-doc\&utm_campaign=Badge_Grade_Settings)
+<!-- 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 -->
 ![Coverage](https://img.shields.io/badge/Coverage-82.4%25-brightgreen)
 [![codecov](https://codecov.io/github/tj-actions/auto-doc/branch/main/graph/badge.svg?token=TNXW4QRRJD)](https://codecov.io/github/tj-actions/auto-doc)
 [![Go Reference](https://pkg.go.dev/badge/github.com/tj-actions/auto-doc.svg)](https://pkg.go.dev/github.com/tj-actions/auto-doc)
@@ -168,3 +171,25 @@ 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="https://github.com/andreas-aman"><img src="https://avatars.githubusercontent.com/u/118175695?v=4?s=100" width="100px;" alt="Andreas Åman"/><br /><sub><b>Andreas Åman</b></sub></a><br /><a href="https://github.com/tj-actions/auto-doc/commits?author=andreas-aman" title="Code">💻</a> <a href="https://github.com/tj-actions/auto-doc/commits?author=andreas-aman" title="Documentation">📖</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!