Add project scaffolding and documentation

Add .env.example with configuration for database, Redis, security, SMTP, workers, and plugins. Add .gitignore for Python, Node.js, Next.js, Docker volumes, and IDE files. Add MIT License. Update README.md with feature overview, quick start guide, architecture description, plugin system documentation, security details, backup/restore instructions, and developer setup. Add Alembic configuration files and placeholder directories for API, web, worker, and plugin components

packages/ui/src/components/switch.tsx

@@ -0,0 +1,27 @@
+import * as SwitchPrimitives from "@radix-ui/react-switch";
+import * as React from "react";
+
+import { cn } from "../lib/utils";
+
+const Switch = React.forwardRef<
+  React.ElementRef<typeof SwitchPrimitives.Root>,
+  React.ComponentPropsWithoutRef<typeof SwitchPrimitives.Root>
+>(({ className, ...props }, ref) => (
+  <SwitchPrimitives.Root
+    className={cn(
+      "peer inline-flex h-5 w-9 shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent shadow-sm transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=unchecked]:bg-input",
+      className
+    )}
+    {...props}
+    ref={ref}
+  >
+    <SwitchPrimitives.Thumb
+      className={cn(
+        "pointer-events-none block h-4 w-4 rounded-full bg-background shadow-lg ring-0 transition-transform data-[state=checked]:translate-x-4 data-[state=unchecked]:translate-x-0"
+      )}
+    />
+  </SwitchPrimitives.Root>
+));
+Switch.displayName = SwitchPrimitives.Root.displayName;
+
+export { Switch };