📖 [Docs]: Update readme (#4)

## Description

- Update `README.md`

## Type of change

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- [x] 📖 [Docs]
- [ ] 🪲 [Fix]
- [ ] 🩹 [Patch]
- [ ] ⚠️ [Security fix]
- [ ] 🚀 [Feature]
- [ ] 🌟 [Breaking change]

## Checklist

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- [x] I have performed a self-review of my own code
- [x] I have commented my code, particularly in hard-to-understand areas

README.md

@@ -1 +1,52 @@
-# PublicIP
+# Fonts
+
+This is a PowerShell module for getting information about your public IP.
+It uses the APIs of [IPInfo](https://ipinfo.io) and [MyIP](https://www.myip.com/) to get this data.
+
+## Prerequisites
+
+This module requires an internet connection to work.
+
+## Installation
+
+To install the module simply run the following command in a PowerShell terminal.
+
+```powershell
+Install-PSResource -Name PublicIP
+Import-Module -Name PublicIP
+```
+
+## Usage
+
+You can use this module to get info about your public IP.
+
+### List information about your public IP and ISP
+
+This command will information about your public IP and more information about your ISP.
+
+```powershell
+Get-PublicIP
+```
+
+### List public IP using 'MyIP' API
+
+This command will get your public IP using the 'MyIP' API.
+
+```powershell
+Get-PublicIP -Provider MyIP
+```
+
+## Contributing
+
+Coder or not, you can contribute to the project! We welcome all contributions.
+
+### For Users
+
+If you don't code, you still sit on valuable information that can make this project even better. If you experience that the
+product does unexpected things, throw errors or is missing functionality, you can help by submitting bugs and feature requests.
+Please see the issues tab on this project and submit a new issue that matches your needs.
+
+### For Developers
+
+If you do code, we'd love to have your contributions. Please read the [Contribution guidelines](CONTRIBUTING.md) for more information.
+You can either help by picking up an existing issue or submit a new one if you have an idea for a new feature or improvement.