Remove JSON and frontend folders

To shrink size of PR to make GitHub not lag

frontend/src/components/ui/separator.tsx

@@ -1,31 +0,0 @@
-"use client";
-
-import * as SeparatorPrimitive from "@radix-ui/react-separator";
-import * as React from "react";
-
-import { cn } from "@/lib/utils";
-
-const Separator = React.forwardRef<
-  React.ElementRef<typeof SeparatorPrimitive.Root>,
-  React.ComponentPropsWithoutRef<typeof SeparatorPrimitive.Root>
->(
-  (
-    { className, orientation = "horizontal", decorative = true, ...props },
-    ref,
-  ) => (
-    <SeparatorPrimitive.Root
-      ref={ref}
-      decorative={decorative}
-      orientation={orientation}
-      className={cn(
-        "shrink-0 bg-border",
-        orientation === "horizontal" ? "h-[1px] w-full" : "h-full w-[1px]",
-        className,
-      )}
-      {...props}
-    />
-  ),
-);
-Separator.displayName = SeparatorPrimitive.Root.displayName;
-
-export { Separator };