Add WWHA reference and extra info on the main-page (#27)

Author: DCSBL

src/components/HomepageFeatures/index.js

@@ -2,21 +2,36 @@ import Link from '@docusaurus/Link'
 import clsx from 'clsx'
 import Heading from '@theme/Heading'
 import styles from './styles.module.css'
+import WWHA from '@site/static/img/wwha-badge.png'
 
 const FeatureList = [
     {
         title: 'Local',
-        description: <>The HomeWizard Energy API is available on your local network. This means that you can use it without an internet connection.</>
+        description: (
+            <>
+                The HomeWizard Energy API is available on your local network. This means that you can use it without an internet connection. You can even turn off the connection with the <Link to='/docs/endpoints/api-v1-system'>Cloud</Link>
+                .
+            </>
+        )
     },
     {
         title: 'Easy to use',
-        description: <>The API is easy to use. You can use it with any programming language that supports HTTP requests.</>
+        description: (
+            <>
+                The API is easy to use. You can use it with any programming language that supports HTTP requests. Use our official <Link to='https://github.com/homewizard/python-homewizard-energy'>Python library</Link> to get some examples.
+            </>
+        )
     },
     {
         title: 'Intergratable',
         description: (
             <>
                 The API allows to integrate with other smart home solutions, like <Link to='https://www.home-assistant.io/integrations/homewizard/'>Home Assistant</Link>.
+                <br />
+                <br />
+                <Link to='https://www.home-assistant.io/integrations/homewizard/'>
+                    <img src={WWHA} height='75' width='300' alt='HomeWizard works locally with Home Assistant (badge)' />
+                </Link>
             </>
         )
     }