fix: remove unused variables in sidebar.tsx

Removed 9 unused variables:
- Removed 5 unused Sheet component imports
- Removed unused SIDEBAR_WIDTH_MOBILE constant
- Removed 3 unused variables from useSidebar destructuring

src/components/ui/sidebar.tsx

@@ -8,13 +8,6 @@ import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Separator } from "@/components/ui/separator";
-import {
-  Sheet,
-  SheetContent,
-  SheetDescription,
-  SheetHeader,
-  SheetTitle,
-} from "@/components/ui/sheet";
 import { Skeleton } from "@/components/ui/skeleton";
 import {
   Tooltip,
@@ -26,7 +19,6 @@ import {
 const SIDEBAR_COOKIE_NAME = "sidebar_state";
 const SIDEBAR_COOKIE_MAX_AGE = 60 * 60 * 24 * 7;
 const SIDEBAR_WIDTH = "16rem";
-const SIDEBAR_WIDTH_MOBILE = "18rem";
 const SIDEBAR_WIDTH_ICON = "3rem";
 const SIDEBAR_KEYBOARD_SHORTCUT = "b";
 
@@ -161,7 +153,7 @@ function Sidebar({
   variant?: "sidebar" | "floating" | "inset";
   collapsible?: "offcanvas" | "icon" | "none";
 }) {
-  const { isMobile, state, openMobile, setOpenMobile } = useSidebar();
+  const { state } = useSidebar();
 
   if (collapsible === "none") {
     return (