docs(readme): add demo and edit changelog

Author: Ben Lmsc

README.md

@@ -20,6 +20,10 @@ By default, the variables you enter in your *netlify.toml* file are only accessi
 https://app.netlify.com/start/deploy?repository=https://github.com/ARKHN3B/netlify-plugin-use-env-in-runtime
 )
 
+ 
+## Demo
+Try the demo: [https://use-env-in-runtime-plugin-demo.netlify.app/](https://use-env-in-runtime-plugin-demo.netlify.app/)
+
  
 ## What this plugin does
 
@@ -91,6 +95,7 @@ Once installed and configured, the plugin will automatically run in the Netlify
  
 ## Changelog
 ###### A detailed changelog, intended for programmers
+- **1.1.0** - Add logs
 - **1.0.0** - First deploy
 
 ## License