Trailing whitespace and files not ending with \n are now illegal

src/Terminal/ui/TerminalInput.tsx

@@ -356,12 +356,12 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
         event.preventDefault();
         modifyInput("deletewordbefore");
       }
-      
+
       if (event.keyCode === KEY.D && event.altKey) {
         event.preventDefault();
         modifyInput("deletewordafter");
       }
-      
+
       if (event.keyCode === KEY.U && event.ctrlKey) {
         event.preventDefault();
         modifyInput("clearbefore");