update README

Author: IngeniozIT

README.md

@@ -1 +1,29 @@
 # PSR Cache
+
+An implementation of the [PSR-6](https://www.php-fig.org/psr/psr-6/) Caching interfaces and the [PSR-16](https://www.php-fig.org/psr/psr-16/) Simple Cache that focuses on code quality.
+
+## About
+
+| Info                | Value                                                                                                                                                                                                                                                                                                                                      |
+|---------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| Latest release      | [![Packagist Version](https://img.shields.io/packagist/v/ingenioz-it/psr-cache)](https://packagist.org/packages/ingenioz-it/psr-cache)                                                                                                                                                                                               |
+| Requires            | ![PHP from Packagist](https://img.shields.io/packagist/php-v/ingenioz-it/psr-cache.svg)                                                                                                                                                                                                                                                 |
+| License             | ![Packagist](https://img.shields.io/packagist/l/ingenioz-it/psr-cache)                                                                                                                                                                                                                                                                  |
+| Unit tests          | [![tests](https://github.com/IngeniozIT/psr-cache/actions/workflows/1-tests.yml/badge.svg)](https://github.com/IngeniozIT/psr-cache/actions/workflows/1-tests.yml)                                                                                                                                                           |
+| Code coverage       | [![Code Coverage](https://codecov.io/gh/IngeniozIT/psr-cache/branch/master/graph/badge.svg)](https://codecov.io/gh/IngeniozIT/psr-cache)                                                                                                                                                                                     |
+| Code quality        | [![code-quality](https://github.com/IngeniozIT/psr-cache/actions/workflows/2-code-quality.yml/badge.svg)](https://github.com/IngeniozIT/psr-cache/actions/workflows/2-code-quality.yml)                                                                                                                                      |
+| Quality tested with | [phpunit](https://github.com/sebastianbergmann/phpunit), [phan](https://github.com/phan/phan), [psalm](https://github.com/vimeo/psalm), [phpcs](https://github.com/squizlabs/PHP_CodeSniffer), [phpstan](https://github.com/phpstan/phpstan), [phpmd](https://github.com/phpmd/phpmd), [infection](https://github.com/infection/infection) |
+
+## Installation
+
+```sh
+composer require ingenioz-it/psr-cache
+```
+
+## Full documentation
+
+You can list all the available features by running
+
+```sh
+composer testdox
+```

composer.json

@@ -12,6 +12,10 @@
     ],
     "minimum-stability": "dev",
     "prefer-stable": true,
+    "provide": {
+        "psr/cache-implementation": "3.0",
+        "psr/simple-cache-implementation": "3.0"
+    },
     "require": {
         "php": ">=8.2",
         "ingenioz-it/clock": "^1.0",