Set up project configuration and base UI components

Initializes the project with necessary configurations, including Replit settings and a .gitignore file. It also introduces foundational UI components for the application, such as buttons, dialogs, and layout elements, likely for the Pomodoro timer application.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 59a5ae27-3c71-459b-b42f-fe14121bf9c3
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/3007b6f6-d03b-45e1-9ed1-7ce8de18ea24/59a5ae27-3c71-459b-b42f-fe14121bf9c3/Uupe4F4

client/src/components/ui/toggle.tsx

@@ -0,0 +1,43 @@
+import * as React from "react"
+import * as TogglePrimitive from "@radix-ui/react-toggle"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const toggleVariants = cva(
+  "inline-flex items-center justify-center rounded-md text-sm font-medium ring-offset-background transition-colors hover:bg-muted hover:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=on]:bg-accent data-[state=on]:text-accent-foreground [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0 gap-2",
+  {
+    variants: {
+      variant: {
+        default: "bg-transparent",
+        outline:
+          "border border-input bg-transparent hover:bg-accent hover:text-accent-foreground",
+      },
+      size: {
+        default: "h-10 px-3 min-w-10",
+        sm: "h-9 px-2.5 min-w-9",
+        lg: "h-11 px-5 min-w-11",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+)
+
+const Toggle = React.forwardRef<
+  React.ElementRef<typeof TogglePrimitive.Root>,
+  React.ComponentPropsWithoutRef<typeof TogglePrimitive.Root> &
+    VariantProps<typeof toggleVariants>
+>(({ className, variant, size, ...props }, ref) => (
+  <TogglePrimitive.Root
+    ref={ref}
+    className={cn(toggleVariants({ variant, size, className }))}
+    {...props}
+  />
+))
+
+Toggle.displayName = TogglePrimitive.Root.displayName
+
+export { Toggle, toggleVariants }