Initial release of 8BitDo Control Center

Provide a Linux desktop controller configuration app with evdev input, uinput remapping, profiles, calibration, and reconnect recovery.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/components/layout/Sidebar.tsx

@@ -0,0 +1,53 @@
+import { clsx } from "clsx";
+import { Gamepad2 } from "lucide-react";
+import { useLocation, useNavigate } from "react-router-dom";
+
+import { NAV_ITEMS } from "@/constants/navigation";
+import { confirmDiscardUnsavedChanges } from "@/hooks/useUnsavedChanges";
+
+export function Sidebar() {
+  const location = useLocation();
+  const navigate = useNavigate();
+
+  async function handleNavigate(path: string) {
+    if (path === location.pathname) return;
+    const canLeave = await confirmDiscardUnsavedChanges();
+    if (canLeave) navigate(path);
+  }
+
+  return (
+    <aside className="flex h-full w-60 shrink-0 flex-col border-r border-border bg-surface">
+      <div className="flex items-center gap-2.5 px-5 py-5">
+        <div className="flex h-8 w-8 items-center justify-center rounded-lg bg-accent text-accent-fg">
+          <Gamepad2 size={18} />
+        </div>
+        <div>
+          <p className="text-sm font-semibold text-fg leading-tight">8BitDo Control Center</p>
+          <p className="text-[11px] text-fg-subtle leading-tight">Ultimate Controller</p>
+        </div>
+      </div>
+
+      <nav className="flex-1 space-y-0.5 overflow-y-auto px-3 pb-4">
+        {NAV_ITEMS.map((item) => {
+          const active = location.pathname === item.path;
+          const Icon = item.icon;
+          return (
+            <button
+              key={item.path}
+              onClick={() => handleNavigate(item.path)}
+              className={clsx(
+                "flex w-full cursor-pointer items-center gap-3 rounded-lg px-3 py-2 text-left text-sm transition-colors duration-150",
+                active
+                  ? "bg-accent/15 text-accent-strong font-medium"
+                  : "text-fg-muted hover:bg-surface-2 hover:text-fg",
+              )}
+            >
+              <Icon size={16} className="shrink-0" />
+              {item.label}
+            </button>
+          );
+        })}
+      </nav>
+    </aside>
+  );
+}