DALL-E 3 PROMPT USED: Create a profile picture with an 8-bit pixel art style featuring a dog character from the shoulders up. The dog is portrayed as a railroad worker, operating and maintaining trains and railroads. To signify this, the dog could be wearing a denim overall, an engineer's cap, or even have a grease smudge on its face. Additionally, the dog is depicted holding a vintage telephone up to its ear, as if receiving an important call. The image should have proper lighting to make sure all the details are visible. Remember, the image should be 1024 pixels by 1024 pixels and fill the entire frame.