Update twitter card image

components/helmet/index.js

@@ -37,7 +37,7 @@ const Helmet = (props) => (
     <meta name="twitter:site" content={ `@${siteConfig.twitter}` } />
     <meta name="twitter:title" content={ prepareTitle(props.title) } />
     <meta name="twitter:description" content={ prepareDescription(props.description) } />
-    <meta name="twitter:image" content={ siteConfig.logo } />
+    <meta name="twitter:image" content={ `${siteConfig.url.web}${siteConfig.logoSquare}` } />
     <meta name="twitter:image:alt" content="roadmap.sh" />
 
     <meta name="mobile-web-app-capable" content="yes" />