chore: synchronize pending app/backend updates and repository hygiene

Includes current frontend and backend work in progress and removes generated artifacts from tracking to keep the repository clean for дальнейшая разработка.

Co-authored-by: Cursor <cursoragent@cursor.com>

components/command-palette.tsx

@@ -8,7 +8,7 @@ import {
   GlobeIcon, NetworkIcon, LayersIcon, TagIcon, ServerIcon, FilterIcon,
   ShieldIcon, ShieldCheckIcon, CableIcon, BoxIcon, BadgeCheckIcon,
   HardDriveIcon, RouteIcon, GitForkIcon, GitMergeIcon, ScanLineIcon,
-  TerminalIcon, BellIcon, SettingsIcon,
+  TerminalIcon, BellIcon, SettingsIcon, DatabaseIcon,
 } from "lucide-react"
 
 // ─── Command item definition ──────────────────────────────────────────────────
@@ -52,8 +52,9 @@ const ALL_ITEMS: CommandItem[] = [
   { id: "probes",       title: "Диагностика",              group: "Инструменты", url: "/probes",          icon: <ScanLineIcon />, keywords: ["probe","ping","traceroute","диагностика"] },
   { id: "terminal",     title: "Терминал",                 group: "Инструменты", url: "/terminal",        icon: <TerminalIcon />, keywords: ["terminal","cli","ssh","консоль"] },
   // Система
-  { id: "alerts",       title: "Оповещения",               group: "Система",     url: "/alerts",          icon: <BellIcon />, keywords: ["alert","notification","уведомление"] },
-  { id: "settings",     title: "Настройки",                group: "Система",     url: "/settings",        icon: <SettingsIcon />, keywords: ["settings","config","конфигурация"] },
+  { id: "alerts",          title: "Оповещения",               group: "Система",     url: "/alerts",           icon: <BellIcon />, keywords: ["alert","notification","уведомление"] },
+  { id: "data-collection", title: "Сбор данных",              group: "Система",     url: "/data-collection",  icon: <DatabaseIcon />, keywords: ["scheduler","планировщик","коллектор","uptime","трафик","журнал","прогон"] },
+  { id: "settings",        title: "Настройки",                group: "Система",     url: "/settings",         icon: <SettingsIcon />, keywords: ["settings","config","конфигурация"] },
 ]
 
 // ─── Scoring / filtering ──────────────────────────────────────────────────────