push fetch devices and connecting the filters

lib/utils/helpers/decodeBase64.dart

@@ -4,7 +4,7 @@ String decodeBase64(String str) {
   //'-', '+' 62nd char of encoding,  '_', '/' 63rd char of encoding
   String output = str.replaceAll('-', '+').replaceAll('_', '/');
   switch (output.length % 4) {
-  // Pad with trailing '='
+    // Pad with trailing '='
     case 0: // No pad chars in this case
       break;
     case 2: // Two pad chars