fix(ui): подтверждать копирование community после записи

app/(main)/communities/page.tsx

@@ -1,6 +1,6 @@
 "use client"
 
-import { useState, useMemo } from "react"
+import { useEffect, useRef, useState, useMemo } from "react"
 import { PageHeader } from "@/components/page-header"
 import { DataPageCard } from "@/components/data-page-card"
 import {
@@ -12,6 +12,7 @@ import {
 import { Frame, FramePanel } from "@/components/reui/frame"
 import { KpiStatGrid } from "@/components/reui-kit/kpi-stat-grid"
 import { OpsPanel } from "@/components/ops-panel"
+import { Alert, AlertTitle, AlertDescription } from "@/components/reui/alert"
 import { Button } from "@/components/ui/button"
 import { Input } from "@/components/ui/input"
 import {
@@ -105,6 +106,13 @@ function CommunitiesContent() {
   const [search, setSearch] = useState("")
   const [typeFilter, setTypeFilter] = useState<CommType | "all">("all")
   const [copied, setCopied] = useState<string | null>(null)
+  const [copying, setCopying] = useState(false)
+  const [copyError, setCopyError] = useState<string | null>(null)
+  const copyRequest = useRef({ active: true, pending: false, revision: 0, timer: null as ReturnType<typeof setTimeout> | null })
+  useEffect(() => {
+    const state = copyRequest.current; state.active = true
+    return () => { state.active = false; state.revision++; if (state.timer) clearTimeout(state.timer) }
+  }, [])
   const [selectedId, setSelectedId] = useState<string | null>(null)
 
   const listData = useMemo((): Community[] => {
@@ -124,10 +132,24 @@ function CommunitiesContent() {
     })
   }, [search, typeFilter, listData])
 
-  const handleCopy = (value: string) => {
-    navigator.clipboard.writeText(value).catch(() => {})
-    setCopied(value)
-    setTimeout(() => setCopied(null), 1500)
+  const handleCopy = async (value: string) => {
+    const state = copyRequest.current
+    if (!state.active || state.pending) return
+    state.pending = true; const revision = ++state.revision
+    if (state.timer) clearTimeout(state.timer)
+    const current = () => state.active && state.revision === revision
+    setCopying(true); setCopied(null); setCopyError(null)
+    try {
+      await navigator.clipboard.writeText(value)
+      if (!current()) return
+      setCopied(value)
+      state.timer = setTimeout(() => { if (current()) setCopied(null) }, 1500)
+    } catch {
+      if (current()) setCopyError("Браузер не разрешил запись в буфер обмена. Повторите копирование или выделите значение вручную.")
+    } finally {
+      state.pending = false
+      if (current()) setCopying(false)
+    }
   }
 
   const filterName = (id: string) => filters.find(f => f.id === id)?.name ?? id
@@ -145,6 +167,9 @@ function CommunitiesContent() {
       <div className="flex-1 overflow-y-auto p-6">
         <div className="flex flex-col gap-5">
           <EvoBgpCatalogStatus />
+          {copyError && <Alert variant="warning"><AlertTitle>Community не скопировано</AlertTitle><AlertDescription>{copyError}</AlertDescription></Alert>}
+          {copying && <p role="status" className="text-xs text-muted-foreground">Копирование community…</p>}
+          {copied && <p role="status" className="text-xs text-muted-foreground">Community {copied} скопировано</p>}
 
           <KpiStatGrid
             aria-label="Сводка communities"
@@ -205,6 +230,7 @@ function CommunitiesContent() {
                   communities={filtered}
                   selectedId={selected?.id}
                   copiedValue={copied}
+                  copying={copying}
                   onSelect={row => setSelectedId(row.id)}
                   onCopy={handleCopy}
                 /> : <EvoBgpCatalogUnavailable />}
@@ -267,7 +293,7 @@ function CommunitiesContent() {
                   )}
 
                   <div className="pt-2 border-t flex flex-col gap-2">
-                    <Button size="sm" variant="outline" className="w-full justify-start gap-2" onClick={() => handleCopy(selected.value)}>
+                    <Button size="sm" variant="outline" className="w-full justify-start gap-2" disabled={copying} onClick={() => { void handleCopy(selected.value) }}>
                       {copied === selected.value ? <CheckIcon className="size-3.5" /> : <CopyIcon className="size-3.5" />}
                       Скопировать значение
                     </Button>