docs: add documentation for Locking Module (#11824)

* add locking docs

* fix main navbar

* added implementation example links

* generate refs

* update architecture

* fix vale error

www/packages/docs-ui/src/components/MainNav/Items/Dropdown/index.tsx

@@ -38,6 +38,7 @@ export const MainNavItemDropdown = ({
               className={clsx("transition-transform", isOpen && "rotate-180")}
             />
           }
+          className="!flex"
         />
       )
     }

www/packages/docs-ui/src/components/MainNav/Items/Link/index.tsx

@@ -9,19 +9,22 @@ type MainNavItemLinkProps = {
   item: NavigationItemLink
   isActive: boolean
   icon?: React.ReactNode
+  className?: string
 }
 
 export const MainNavItemLink = ({
   item,
   isActive,
   icon,
+  className,
 }: MainNavItemLinkProps) => {
   return (
     <LinkButton
       href={item.link}
       className={clsx(
         isActive && "text-medusa-fg-base",
-        !isActive && "text-medusa-fg-muted hover:text-medusa-fg-subtle"
+        !isActive && "text-medusa-fg-muted hover:text-medusa-fg-subtle",
+        className
       )}
     >
       {item.title}