[management, reverse proxy] Add reverse proxy feature (#5291)

* implement reverse proxy


---------

Co-authored-by: Alisdair MacLeod <git@alisdairmacleod.co.uk>
Co-authored-by: mlsmaycon <mlsmaycon@gmail.com>
Co-authored-by: Eduard Gert <kontakt@eduardgert.de>
Co-authored-by: Viktor Liu <viktor@netbird.io>
Co-authored-by: Diego Noguês <diego.sure@gmail.com>
Co-authored-by: Diego Noguês <49420+diegocn@users.noreply.github.com>
Co-authored-by: Bethuel Mmbaga <bethuelmbaga12@gmail.com>
Co-authored-by: Zoltan Papp <zoltan.pmail@gmail.com>
Co-authored-by: Ashley Mensah <ashleyamo982@gmail.com>

proxy/web/src/components/GradientFadedBackground.tsx

@@ -0,0 +1,22 @@
+import { cn } from "@/utils/helpers";
+
+type Props = {
+  className?: string;
+};
+
+export const GradientFadedBackground = ({ className }: Props) => {
+  return (
+    <div
+      className={cn(
+        "h-full w-full absolute left-0 top-0 rounded-md overflow-hidden z-0 pointer-events-none",
+        className
+      )}
+    >
+      <div
+        className={
+          "bg-linear-to-b from-nb-gray-900/10 via-transparent to-transparent w-full h-full rounded-md"
+        }
+      ></div>
+    </div>
+  );
+};