+                       'site' => [
+                               'ico' => '@RapsysAir/ico/icon.ico',
+                               'logo' => '@RapsysAir/png/logo.png',
+                               //The png icon array
+                               //XXX: see https://www.emergeinteractive.com/insights/detail/the-essentials-of-favicons/
+                               //XXX: see https://caniuse.com/#feat=link-icon-svg
+                               'png' => [
+                                       //Default
+                                       256 => '@RapsysAir/png/icon.256.png',
+
+                                       //For google
+                                       //Chrome for Android home screen icon
+                                       196 => '@RapsysAir/png/icon.196.png',
+                                       //Google Developer Web App Manifest Recommendation
+                                       192 => '@RapsysAir/png/icon.192.png',
+                                       //Chrome Web Store icon
+                                       128 => '@RapsysAir/png/icon.128.png',
+
+                                       //Fallback
+                                       32 => '@RapsysAir/png/icon.32.png',
+
+                                       //For apple
+                                       //XXX: old obsolete format: [57, 72, 76, 114, 120, 144]
+                                       //XXX: see https://webhint.io/docs/user-guide/hints/hint-apple-touch-icons/
+                                       //XXX: see https://developer.apple.com/library/archive/documentation/AppleApplications/Reference/SafariWebContent/ConfiguringWebApplications/ConfiguringWebApplications.html
+                                       //iPhone Retina
+                                       180 => '@RapsysAir/png/icon.180.png',
+                                       //iPad Retina touch icon
+                                       167 => '@RapsysAir/png/icon.167.png',
+                                       //iPad touch icon
+                                       152 => '@RapsysAir/png/icon.152.png',
+
+                                       //For windows
+                                       //XXX: see https://docs.microsoft.com/en-us/previous-versions/windows/internet-explorer/ie-developer/platform-apis/dn255024(v=vs.85)
+                                       310 => '@RapsysAir/png/icon.310.png',
+                                       150 => '@RapsysAir/png/icon.150.png',
+                                       70 => '@RapsysAir/png/icon.70.png'
+                               ],
+                               'svg' => '@RapsysAir/svg/icon.svg',
+                               'title' => 'Open Air',
+                               'url' => 'rapsys_air'
+                       ],
+                       'copy' => [
+                               'long' => 'John Doe all rights reserved',
+                               'short' => 'Copyright 2019'
+                       ],
+                       'contact' => [
+                               'name' => 'John Doe',
+                               'mail' => 'contact@example.com'
+                       ],
+                       'locales' => '%kernel.translator.fallbacks%'