message: Add background to include icon
diff: -<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32"><title>file_type_inc</title><path d="M20.414,2H5V30H27V8.586ZM7,28V4H19v6h6V28Z" style="fill:#c5c5c5"/><polygon points="2 15 2 20 11 20 11 24 18 17 11 11 11 15 2 15" style="fill:#c5c5c5"/></svg>
  \ No newline at end of file
  +<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32"><title>file_type_inc</title><polygon points="26 29 6 29 6 3 20 3 26 9 26 29" style="fill:gray"/><path d="M20.414,2H5V30H27V8.586ZM7,28V4H19v6h6V28Z" style="fill:#c5c5c5"/><polygon points="2 15 2 20 11 20 11 24 18 17 11 11 11 15 2 15" style="fill:#c5c5c5"/></svg>
  \ No newline at end of file
  