Add composer.json

README.md

 # ETH Simple Shortlinks #
 **Contributors:** [ethitter](https://profiles.wordpress.org/ethitter/)  
 **Donate link:** https://ethitter.com/donate/  
-**Tags:** seo, meta tags  
+**Tags:** shortlink, shortlinks  
 **Requires at least:** 4.4  
 **Tested up to:** 6.0  
 **Stable tag:** 0.6.1  
+**Requires PHP:** 7.2  
 **License:** GPLv2 or later  
 **License URI:** http://www.gnu.org/licenses/gpl-2.0.html  
 

composer.json

+{
+  "name"        : "ethitter/eth-simple-shortlinks",
+  "description" : "Convert WordPress's query-based shortlinks to pretty permalinks that are cacheable. https://example.com/?p=123 becomes https://example.com/p/123/.",
+  "homepage"    : "https://ethitter.com/",
+  "type"        : "wordpress-plugin",
+  "keywords"    : [ "shortlink", "shortlinks" ],
+  "license"     : "GPL-2.0+",
+  "authors"     : [
+    {
+      "name"     : "Erick Hitter",
+      "email"    : "wp@ethitter.com",
+      "homepage" : "https://ethitter.com/"
+    }
+  ],
+  "require" : {
+    "php" : ">=7.2.0"
+  }
+}

readme.txt

 === ETH Simple Shortlinks ===
 Contributors: ethitter
 Donate link: https://ethitter.com/donate/
-Tags: seo, meta tags
+Tags: shortlink, shortlinks
 Requires at least: 4.4
 Tested up to: 6.0
 Stable tag: 0.6.1
+Requires PHP: 7.2
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html