feat(mcp): подготовить сервер и доступ к приёмке

components/command-palette.tsx

@@ -0,0 +1,74 @@
+"use client"
+
+import { useEffect, useRef, useState } from "react"
+import { usePathname, useRouter } from "next/navigation"
+import { navigationGroups } from "@/lib/navigation"
+import { Command, CommandEmpty, CommandGroup, CommandInput, CommandItem, CommandList } from "@/components/ui/command"
+import { Dialog, DialogContent, DialogDescription, DialogTitle } from "@/components/ui/dialog"
+
+/** Keyboard search from the App Shell 12 composition, using installed Base UI primitives. */
+export function CommandPalette() {
+  const [open, setOpen] = useState(false)
+  const [query, setQuery] = useState("")
+  const inputRef = useRef<HTMLInputElement>(null)
+  const returnFocusRef = useRef<HTMLElement | null>(null)
+  const pathname = usePathname()
+  const router = useRouter()
+
+  useEffect(() => {
+    function onKey(event: KeyboardEvent) {
+      if ((event.metaKey || event.ctrlKey) && event.key.toLowerCase() === "k" && !event.isComposing) {
+        event.preventDefault()
+        if (!open) {
+          returnFocusRef.current = document.activeElement instanceof HTMLElement ? document.activeElement : null
+          setQuery("")
+        }
+        setOpen(!open)
+      }
+    }
+    window.addEventListener("keydown", onKey)
+    return () => window.removeEventListener("keydown", onKey)
+  }, [open])
+
+  useEffect(() => {
+    queueMicrotask(() => setOpen(false))
+  }, [pathname])
+
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogContent
+        showCloseButton={false}
+        initialFocus={inputRef}
+        finalFocus={returnFocusRef}
+        className="flex h-[min(32rem,calc(100dvh-2rem))] flex-col gap-0 overflow-hidden p-0 sm:max-w-xl"
+      >
+        <DialogTitle className="sr-only">Поиск страниц</DialogTitle>
+        <DialogDescription className="sr-only">Найдите раздел по названию или ключевым словам. Стрелки выбирают страницу, Enter открывает её, Escape закрывает поиск.</DialogDescription>
+        <Command className="min-h-0 flex-1" label="Поиск страниц">
+          <CommandInput ref={inputRef} aria-label="Поиск страниц" placeholder="Название страницы или ключевое слово…" value={query} onValueChange={setQuery} />
+          <CommandList className="min-h-0 max-h-none flex-1" label="Найденные страницы">
+            <CommandEmpty><p role="status">Ничего не найдено. Попробуйте другое название.</p></CommandEmpty>
+            {navigationGroups.map(group => (
+              <CommandGroup key={group.label} heading={group.label}>
+                {group.items.map(item => {
+                  const Icon = item.icon
+                  return (
+                    <CommandItem key={item.id} value={item.title} keywords={item.keywords} onSelect={() => {
+                      setOpen(false)
+                      router.push(item.url)
+                    }}>
+                      <Icon aria-hidden="true" />
+                      <span>{item.title}</span>
+                      {pathname === item.url && <span className="ml-auto text-xs text-muted-foreground">Текущая</span>}
+                    </CommandItem>
+                  )
+                })}
+              </CommandGroup>
+            ))}
+          </CommandList>
+        </Command>
+        <p className="shrink-0 border-t px-3 py-2 text-xs text-muted-foreground">↑↓ выбрать · Enter открыть · Esc закрыть</p>
+      </DialogContent>
+    </Dialog>
+  )
+}