Feat/new UI (#153)

* wip

* feat: make forms functional

* feat: finalize pages

* chore: remove unused translations

* feat: app context

* feat: user context

* feat: finalize username login

* fix: use correct tab order in login form

* feat: add oauth logic

* chore: update readme and assets

* chore: rename docs back to assets

* feat: favicons

* feat: custom background image config option

* chore: add acknowledgements for background image

* feat: sanitize redirect URL

* feat: sanitize redirect URL on check

* chore: fix dependabot config

* refactor: bot suggestions

* fix: correctly redirect to app and check for untrusted redirects

* fix: run oauth auto redirect only when there is a redirect URI

* refactor: change select color

* fix: fix dockerfiles

* fix: fix hook rendering

* chore: remove translations cdn

* chore: formatting

* feat: validate api response against zod schema

* fix: use axios error instead of generic error in login page

frontend/src/components/ui/separator.tsx

@@ -0,0 +1,38 @@
+"use client";
+
+import * as React from "react";
+import * as SeparatorPrimitive from "@radix-ui/react-separator";
+
+import { cn } from "@/lib/utils";
+
+function Separator({
+  className,
+  orientation = "horizontal",
+  decorative = true,
+  ...props
+}: React.ComponentProps<typeof SeparatorPrimitive.Root>) {
+  return (
+    <SeparatorPrimitive.Root
+      data-slot="separator-root"
+      decorative={decorative}
+      orientation={orientation}
+      className={cn(
+        "bg-border shrink-0 data-[orientation=horizontal]:h-px data-[orientation=horizontal]:w-full data-[orientation=vertical]:h-full data-[orientation=vertical]:w-px",
+        className,
+      )}
+      {...props}
+    />
+  );
+}
+
+function SeperatorWithChildren({ children }: { children: React.ReactNode }) {
+  return (
+    <div className="flex items-center gap-4">
+      <Separator className="flex-1" />
+      <span className="text-sm text-muted-foreground">{children}</span>
+      <Separator className="flex-1" />
+    </div>
+  );
+}
+
+export { Separator, SeperatorWithChildren };