feat: enhance FilesTable and Textarea components for improved user interaction and styling

- Updated the FileIcon in FilesTable to include a hover effect and click handler for file preview functionality.
- Adjusted the background color in Textarea for better visual consistency with the overall design.

apps/web/src/components/tables/files-table.tsx

@@ -330,7 +330,13 @@ export function FilesTable({
                   </TableCell>
                   <TableCell className="h-12 px-4 border-0">
                     <div className="flex items-center gap-2">
-                      <FileIcon className={`h-5 w-5 ${color}`} />
+                      <FileIcon
+                        className={`h-5.5 w-5.5 ${color} cursor-pointer hover:opacity-80 transition-opacity`}
+                        onClick={(e) => {
+                          e.stopPropagation();
+                          onPreview(file);
+                        }}
+                      />
                       <div
                         className="flex items-center gap-1 min-w-0 flex-1"
                         onMouseEnter={() => setHoveredField({ fileId: file.id, field: "name" })}

apps/web/src/components/ui/textarea.tsx

@@ -10,7 +10,7 @@ const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(({ classNa
   return (
     <textarea
       className={cn(
-        "flex min-h-[80px] w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
+        "flex min-h-[80px] w-full rounded-md border border-input bg-input/20 px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
         className
       )}
       ref={ref}