feat: add Help & Documentation to avatar dropdown menu

- Added Help & Documentation option to user avatar dropdown in console dashboard
- Provides easy access to documentation from any page in the application
- Maintains consistent styling with other dropdown menu items
- Uses same help icon and links to official documentation
- Improves user experience by providing help access from main dashboard area

app/components/@settings/core/AvatarDropdown.tsx

@@ -151,6 +151,24 @@ export const AvatarDropdown = ({ onSelectTab }: AvatarDropdownProps) => {
             <div className="i-ph:bug w-4 h-4 text-gray-400 group-hover:text-purple-500 dark:group-hover:text-purple-400 transition-colors" />
             Report Bug
           </DropdownMenu.Item>
+
+          <DropdownMenu.Item
+            className={classNames(
+              'flex items-center gap-2 px-4 py-2.5',
+              'text-sm text-gray-700 dark:text-gray-200',
+              'hover:bg-purple-50 dark:hover:bg-purple-500/10',
+              'hover:text-purple-500 dark:hover:text-purple-400',
+              'cursor-pointer transition-all duration-200',
+              'outline-none',
+              'group',
+            )}
+            onClick={() =>
+              window.open('https://stackblitz-labs.github.io/bolt.diy/', '_blank')
+            }
+          >
+            <div className="i-ph:question w-4 h-4 text-gray-400 group-hover:text-purple-500 dark:group-hover:text-purple-400 transition-colors" />
+            Help & Documentation
+          </DropdownMenu.Item>
         </DropdownMenu.Content>
       </DropdownMenu.Portal>
     </DropdownMenu.Root>