refactor(hub): migrate dashboard to shadcn components

Replace manual CSS classes with shadcn Card, CardHeader, CardTitle,
CardContent, and Badge components. Remove inline <style> block —
use Tailwind utility classes via shadcn theme tokens. Add Biome
formatting across all components.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/components/ui/input-group.tsx

@@ -1,12 +1,12 @@
-"use client"
+"use client";
 
-import * as React from "react"
-import { cva, type VariantProps } from "class-variance-authority"
+import * as React from "react";
+import { cva, type VariantProps } from "class-variance-authority";
 
-import { cn } from "@/lib/utils"
-import { Button } from "@/components/ui/button"
-import { Input } from "@/components/ui/input"
-import { Textarea } from "@/components/ui/textarea"
+import { cn } from "@/lib/utils";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Textarea } from "@/components/ui/textarea";
 
 function InputGroup({ className, ...props }: React.ComponentProps<"div">) {
   return (
@@ -15,11 +15,11 @@ function InputGroup({ className, ...props }: React.ComponentProps<"div">) {
       role="group"
       className={cn(
         "group/input-group relative flex h-8 w-full min-w-0 items-center rounded-lg border border-input transition-colors outline-none in-data-[slot=combobox-content]:focus-within:border-inherit in-data-[slot=combobox-content]:focus-within:ring-0 has-disabled:bg-input/50 has-disabled:opacity-50 has-[[data-slot=input-group-control]:focus-visible]:border-ring has-[[data-slot=input-group-control]:focus-visible]:ring-3 has-[[data-slot=input-group-control]:focus-visible]:ring-ring/50 has-[[data-slotLine truncated
-        className
+        className,
       )}
       {...props}
     />
-  )
+  );
 }
 
 const inputGroupAddonVariants = cva(
@@ -40,8 +40,8 @@ const inputGroupAddonVariants = cva(
     defaultVariants: {
       align: "inline-start",
     },
-  }
-)
+  },
+);
 
 function InputGroupAddon({
   className,
@@ -56,13 +56,13 @@ function InputGroupAddon({
       className={cn(inputGroupAddonVariants({ align }), className)}
       onClick={(e) => {
         if ((e.target as HTMLElement).closest("button")) {
-          return
+          return;
         }
-        e.currentTarget.parentElement?.querySelector("input")?.focus()
+        e.currentTarget.parentElement?.querySelector("input")?.focus();
       }}
       {...props}
     />
-  )
+  );
 }
 
 const inputGroupButtonVariants = cva(
@@ -80,8 +80,8 @@ const inputGroupButtonVariants = cva(
     defaultVariants: {
       size: "xs",
     },
-  }
-)
+  },
+);
 
 function InputGroupButton({
   className,
@@ -91,7 +91,7 @@ function InputGroupButton({
   ...props
 }: Omit<React.ComponentProps<typeof Button>, "size" | "type"> &
   VariantProps<typeof inputGroupButtonVariants> & {
-    type?: "button" | "submit" | "reset"
+    type?: "button" | "submit" | "reset";
   }) {
   return (
     <Button
@@ -101,7 +101,7 @@ function InputGroupButton({
       className={cn(inputGroupButtonVariants({ size }), className)}
       {...props}
     />
-  )
+  );
 }
 
 function InputGroupText({ className, ...props }: React.ComponentProps<"span">) {
@@ -109,11 +109,11 @@ function InputGroupText({ className, ...props }: React.ComponentProps<"span">) {
     <span
       className={cn(
         "flex items-center gap-2 text-sm text-muted-foreground [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4",
-        className
+        className,
       )}
       {...props}
     />
-  )
+  );
 }
 
 function InputGroupInput({
@@ -125,11 +125,11 @@ function InputGroupInput({
       data-slot="input-group-control"
       className={cn(
         "flex-1 rounded-none border-0 bg-transparent shadow-none ring-0 focus-visible:ring-0 disabled:bg-transparent aria-invalid:ring-0 dark:bg-transparent dark:disabled:bg-transparent",
-        className
+        className,
       )}
       {...props}
     />
-  )
+  );
 }
 
 function InputGroupTextarea({
@@ -141,11 +141,11 @@ function InputGroupTextarea({
       data-slot="input-group-control"
       className={cn(
         "flex-1 resize-none rounded-none border-0 bg-transparent py-2 shadow-none ring-0 focus-visible:ring-0 disabled:bg-transparent aria-invalid:ring-0 dark:bg-transparent dark:disabled:bg-transparent",
-        className
+        className,
       )}
       {...props}
     />
-  )
+  );
 }
 
 export {
@@ -155,4 +155,4 @@ export {
   InputGroupText,
   InputGroupInput,
   InputGroupTextarea,
-}
+};