auto-claude: subtask-1-1 - Add hideCloseButton prop to DialogContent component

- Added DialogContentProps interface extending base Radix dialog props
- Added optional hideCloseButton boolean prop
- Conditionally render close button based on hideCloseButton value
- When hideCloseButton is true, the built-in close button is hidden

auto-claude-ui/src/renderer/components/ui/dialog.tsx

@@ -28,10 +28,14 @@ const DialogOverlay = React.forwardRef<
 ));
 DialogOverlay.displayName = DialogPrimitive.Overlay.displayName;
 
+interface DialogContentProps extends React.ComponentPropsWithoutRef<typeof DialogPrimitive.Content> {
+  hideCloseButton?: boolean;
+}
+
 const DialogContent = React.forwardRef<
   React.ElementRef<typeof DialogPrimitive.Content>,
-  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Content>
->(({ className, children, ...props }, ref) => (
+  DialogContentProps
+>(({ className, children, hideCloseButton, ...props }, ref) => (
   <DialogPortal>
     <DialogOverlay />
     <DialogPrimitive.Content
@@ -52,18 +56,20 @@ const DialogContent = React.forwardRef<
       {...props}
     >
       {children}
-      <DialogPrimitive.Close
-        className={cn(
-          'absolute right-4 top-4 rounded-lg p-1',
-          'text-muted-foreground hover:text-foreground',
-          'hover:bg-accent transition-colors',
-          'focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 focus:ring-offset-background',
-          'disabled:pointer-events-none'
-        )}
-      >
-        <X className="h-4 w-4" />
-        <span className="sr-only">Close</span>
-      </DialogPrimitive.Close>
+      {!hideCloseButton && (
+        <DialogPrimitive.Close
+          className={cn(
+            'absolute right-4 top-4 rounded-lg p-1',
+            'text-muted-foreground hover:text-foreground',
+            'hover:bg-accent transition-colors',
+            'focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 focus:ring-offset-background',
+            'disabled:pointer-events-none'
+          )}
+        >
+          <X className="h-4 w-4" />
+          <span className="sr-only">Close</span>
+        </DialogPrimitive.Close>
+      )}
     </DialogPrimitive.Content>
   </DialogPortal>
 ));