fix: return board header to current dashboard (#7059)

Related to #7056. Keep the current board destination when returning from dashboard settings.

apps/nextjs/src/components/layout/header/header-logo.tsx

@@ -1,6 +1,7 @@
 import type { ReactNode } from "react";
 import { UnstyledButton } from "@mantine/core";
 
+import { useOptionalBoard } from "@homarr/boards/context";
 import { Link } from "@homarr/ui";
 
 import classes from "./header-logo.module.css";
@@ -13,11 +14,15 @@ interface HeaderLogoProps {
 }
 
 export const HeaderLogo = ({ display, logo, logoWithTitle, label }: HeaderLogoProps) => {
+  const board = useOptionalBoard();
+  let href = "/";
+  if (board) href = `/boards/${encodeURIComponent(board.name)}`;
+
   let content = logo;
   if (display === "logoAndText") content = logoWithTitle;
 
   return (
-    <UnstyledButton component={Link} href="/" className={classes.root} data-display={display} aria-label={label}>
+    <UnstyledButton component={Link} href={href} className={classes.root} data-display={display} aria-label={label}>
       {content}
     </UnstyledButton>
   );