Change README link to the docs index file.

Author: lonnieezell

README.md

@@ -6,28 +6,28 @@
 [![Coverage Status](https://coveralls.io/repos/github/codeigniter4/shield/badge.svg?branch=develop)](https://coveralls.io/github/codeigniter4/shield?branch=develop)
 
 Shield is an authentication and authorization framework for CodeIgniter 4. While it does provide a base set of tools
-that are commonly used in websites, it is designed to be flexible and easily customizable.  
+that are commonly used in websites, it is designed to be flexible and easily customizable.
 
-The primary goals for Shield are: 
+The primary goals for Shield are:
 1. It must be very flexible and allow developers to extend/override almost any part of it.
 2. It must have security at its core. It is an auth lib after all.
 3. To cover many auth needs right out of the box, but be simple to add additional functionality to.
 
 ## Authentication Methods
 
-Shield provides two primary methods of authentication out of the box: 
+Shield provides two primary methods of authentication out of the box:
 
-**Session-based** 
+**Session-based**
 
 This is your typical email/username/password system you see everywhere. It includes a secure "remember me" functionality.
-This can be used for standard web applications, as well as for single page applications. Includes full controllers and 
+This can be used for standard web applications, as well as for single page applications. Includes full controllers and
 basic views for all standard functionality, like registration, login, forgot password, etc.
 
-**Personal Access Codes** 
+**Personal Access Codes**
 
 These are much like the access codes that GitHub uses, where they are unique to a single user, and a single user
-can have more than one. This can be used for API authentication of third-party users, and even for allowing 
-access for a mobile application that you build. 
+can have more than one. This can be used for API authentication of third-party users, and even for allowing
+access for a mobile application that you build.
 
 ## Getting Started
 
@@ -45,11 +45,11 @@ Installation is done through Composer.
 
     > composer require codeigniter4/shield
 
-See the [docs](docs) folder more specific instructions on installation and usage recommendations.
+See the [docs](docs/index.md) for more specific instructions on installation and usage recommendations.
 
 ## Contributing
 
-Shield does accept and encourage contributions from the community in any shape. It doesn't matter 
+Shield does accept and encourage contributions from the community in any shape. It doesn't matter
 whether you can code, write documentation, or help find bugs, all contributions are welcome.
 
 ## License
@@ -58,8 +58,8 @@ This project is licensed under the MIT License - see the [LICENSE.md](LICENSE) f
 
 ## Acknowledgements
 
-Every open-source project depends on it's contributors to be a success. The following users have 
-contributed in one manner or another in making Shield: 
+Every open-source project depends on it's contributors to be a success. The following users have
+contributed in one manner or another in making Shield:
 
 <a href="https://github.com/codeigniter4/shield/graphs/contributors">
   <img src="https://contrib.rocks/image?repo=codeigniter4/shield" />
@@ -68,7 +68,7 @@ contributed in one manner or another in making Shield:
 Made with [contrib.rocks](https://contrib.rocks).
 
 The following articles/sites have been fundamental in shaping the security and best practices used
-within this library, in no particular order: 
+within this library, in no particular order:
 
 - [Google Cloud: 13 best practices for user account, authentication, and password management, 2021 edition](https://cloud.google.com/blog/products/identity-security/account-authentication-and-password-management-best-practices)
 - [NIST Digital Identity Guidelines](https://pages.nist.gov/800-63-3/sp800-63b.html)