add onboarding flow with form, validation, db persistence

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/shared/components/ui/input.tsx

@@ -0,0 +1,21 @@
+import { type ComponentProps, forwardRef } from "react";
+import { cn } from "@/shared/lib/utils";
+
+const Input = forwardRef<HTMLInputElement, ComponentProps<"input">>(
+	({ className, type, ...props }, ref) => {
+		return (
+			<input
+				type={type}
+				className={cn(
+					"flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-base shadow-sm transition-colors file:border-0 file:bg-transparent file:text-sm file:font-medium file:text-foreground placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50 md:text-sm",
+					className,
+				)}
+				ref={ref}
+				{...props}
+			/>
+		);
+	},
+);
+Input.displayName = "Input";
+
+export { Input };

src/shared/components/ui/label.tsx

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+import { type ComponentProps, forwardRef } from "react";
+import { cn } from "@/shared/lib/utils";
+
+const Label = forwardRef<HTMLLabelElement, ComponentProps<"label">>(
+	({ className, ...props }, ref) => {
+		return (
+			<label
+				ref={ref}
+				className={cn(
+					"text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70",
+					className,
+				)}
+				{...props}
+			/>
+		);
+	},
+);
+Label.displayName = "Label";
+
+export { Label };