modify contributing and readme markdown code

CONTRIBUTING.md

@@ -176,6 +176,10 @@ If linking to more than one, add each category in an array.
 
 ### Icons
 
+> **Note**\
+> If you're adding a website that already exists on 2fa.directory, you can skip this step.\
+> The website automatically falls back to serving the image from 2fa.directory.
+
 Icons enhance brand recognition and contribute to a cohesive user experience within the Passkeys Directory. When adding a new entry, including an icon is mandatory.
 
 Icons should be placed in `img/` subdirectories and named after the entry's domain. For instance, the icon for `youtube.com` should be in `img/y/` and named `youtube.com.svg` or `youtube.com.png`.

README.md

@@ -1,30 +1,40 @@
-# Passkeys Directory - Data & API
+<h1 align="center">Passkeys Directory - Data & API</h1>
 
-[![Twitter](https://img.shields.io/badge/[email protected]?style=for-the-badge&logo=Twitter)][twitter]
-[![Sponsor](https://img.shields.io/github/sponsors/2factorauth?color=db61a2&logo=GitHub&style=for-the-badge)][sponsor]
+<p align="center">
+<a href="https://twitter.com/2faorg/"><img src="https://img.shields.io/badge/X/[email protected]?style=for-the-badge&logo=x"/></a>
+<a href="https://infosec.exchange/@2factorauth"><img src="https://img.shields.io/badge/Mastodon-@2factorauth-6364FF?style=for-the-badge&logo=mastodon"/></a>
+<a href="https://github.com/sponsors/2factorauth/"><img src="https://img.shields.io/github/sponsors/2factorauth?color=db61a2&logo=GitHub&style=for-the-badge"/></a>
+</p>
 
 [Passkeys Directory][site_url] is an open-source project that aims to improve online security by providing a directory of
-websites and services that support passkey authentication. Our community-driven platform allows anyone to
-contribute to the list, making it the most comprehensive directory of its kind.
+websites and services that support passkey authentication. Our community-driven platform allows anyone to contribute to
+the list, making it the most comprehensive directory of its kind.
 
-## Contributing :pencil2:
+## Usage
 
-[Passkeys Directory][site_url] is only possible thanks to community contributions.
-We welcome all contributions to the project, but please read the [CONTRIBUTING.md][contrib] before beginning.
+### General usage
 
-This repository contains the directory data for [Passkeys Directory][site_url].
-For the website code, see [2factorauth/passkeys.2fa.directory][frontend].
+To view the directory, go to [passkeys.2fa.directory][site_url].
+You can either open one category at a time or use the search function to look up a website.
 
-## Third-party usage
+### API usage
 
 We welcome anyone to use our data; however, we discourage scraping the data directly from this Git repository as changes
 we make might break your program. Instead, we recommend that you use our [API][api].
 
-We provide API access free of charge; however, the project does incur regular bills to maintain. Therefore, if you use
+API access is provided free of charge; however, the project does incur regular bills to maintain. Therefore, if you use
 the data for commercial purposes, please consider sponsoring us here on [GitHub][sponsor].
 
 We appreciate hearing about how you use our data. Please let us know about your project if you use our API. 😊
 
+## Contribute :pencil2:
+
+[Passkeys Directory][site_url] is only possible thanks to community contributions.
+We welcome all contributions to the project, but please read [CONTRIBUTING.md][contrib] before beginning.
+
+> **Note**\
+> For the [Passkeys Directory][site_url] website code, go to [2factorauth/passkeys.2fa.directory][frontend].
+
 ## License :balance_scale:
 
 The data in this repository is licensed under a Creative Commons Attribution 4.0 International License.
@@ -39,4 +49,3 @@ Our intention is to showcase and utilize these images in a manner that respects
 [contrib]: /CONTRIBUTING.md
 [site_url]: https://passkeys.2fa.directory/
 [frontend]: https://github.com/2factorauth/frontend/
-[twitter]: https://twitter.com/2faorg/