Refactor .gitignore to streamline ignored files and enhance clarity. Update CLAUDE.md to improve unit test instructions and add coverage reporting details. Revise README.md for better project overview and deployment instructions. Refactor ChannelEndpoints and StreamingEndpoints to utilize SegmentFiles for file resolution, improving code maintainability. Remove unused JunctionHandlers and update DependencyInjection for cleaner service registration. Enhance media processing services for better job handling and error management. Update frontend API types for consistency and clarity.

frontend/src/features/admin/shows/ShowDetail.tsx

@@ -3,8 +3,9 @@ import { Link } from '@tanstack/react-router'
 import { useMemo, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { ChevronLeft } from 'lucide-react'
-import { HttpError } from '@/shared/api/client'
+import { qk } from '@/shared/api/query-keys'
 import { SHOW_AUDIENCES, type MediaAssetDto, type ShowAudience } from '@/shared/api/types'
+import { useApiError } from '@/shared/lib/use-api-error'
 import { Badge } from '@/shared/ui/badge'
 import { Button } from '@/shared/ui/button'
 import { Input } from '@/shared/ui/input'
@@ -38,17 +39,16 @@ export function ShowDetail({ showId }: { showId: string }) {
   const [epPage, setEpPage] = useState(1)
 
   const { data: show, isLoading } = useQuery({
-    queryKey: ['admin', 'shows', showId],
+    queryKey: qk.shows.detail(showId),
     queryFn: () => getShow(showId),
   })
   const { data: ready } = useQuery({
-    queryKey: ['admin', 'media', 'ready', 'all'],
+    queryKey: qk.media.ready,
     queryFn: () => listAllMedia({ statuses: ['Ready'] }),
   })
 
-  const invalidate = () => queryClient.invalidateQueries({ queryKey: ['admin', 'shows', showId] })
-  const onError = (error: unknown) =>
-    toast.error(error instanceof HttpError ? error.detail : t('common.error'))
+  const invalidate = () => queryClient.invalidateQueries({ queryKey: qk.shows.detail(showId) })
+  const onError = useApiError()
 
   const audienceMutation = useMutation({
     mutationFn: (audience: ShowAudience) => setShowAudience(showId, audience),

frontend/src/features/admin/shows/ShowGenresField.tsx

@@ -3,12 +3,12 @@ import { Tag } from 'lucide-react'
 import { useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { listGenres } from '@/features/admin/genres/api'
-import { HttpError } from '@/shared/api/client'
+import { qk } from '@/shared/api/query-keys'
 import type { ShowDto } from '@/shared/api/types'
+import { useApiError } from '@/shared/lib/use-api-error'
 import { Badge } from '@/shared/ui/badge'
 import { Button } from '@/shared/ui/button'
 import { Dialog, DialogContent, DialogFooter, DialogHeader, DialogTitle } from '@/shared/ui/dialog'
-import { toast } from '@/shared/ui/toast-store'
 import { setShowGenres } from './api'
 
 /**
@@ -22,19 +22,20 @@ export function ShowGenresField({ show, onChanged }: { show: ShowDto; onChanged:
   const [primary, setPrimary] = useState<string | null>(null)
 
   const { data: genres } = useQuery({
-    queryKey: ['admin', 'genres'],
+    queryKey: qk.genres.all,
     queryFn: listGenres,
     enabled: open,
   })
 
+  const onError = useApiError()
+
   const mutation = useMutation({
     mutationFn: () => setShowGenres(show.id, selected, primary),
     onSuccess: () => {
       onChanged()
       setOpen(false)
     },
-    onError: (error) =>
-      toast.error(error instanceof HttpError ? error.detail : t('common.error')),
+    onError,
   })
 
   const openDialog = () => {

frontend/src/features/admin/shows/ShowMetadataCard.tsx

@@ -2,8 +2,9 @@ import { useMutation, useQuery } from '@tanstack/react-query'
 import { useEffect, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { Loader2 } from 'lucide-react'
-import { HttpError } from '@/shared/api/client'
+import { qk } from '@/shared/api/query-keys'
 import type { MetadataCandidate, MissingEpisodesReport, ShowDto } from '@/shared/api/types'
+import { useApiError } from '@/shared/lib/use-api-error'
 import { Button } from '@/shared/ui/button'
 import { Card, CardContent, CardHeader, CardTitle } from '@/shared/ui/card'
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/shared/ui/dialog'
@@ -46,12 +47,11 @@ export function ShowMetadataCard({ show, onChanged }: { show: ShowDto; onChanged
   }, [show.description, show.year])
 
   const { data: providers } = useQuery({
-    queryKey: ['admin', 'metadata', 'providers'],
+    queryKey: qk.metadata.providers,
     queryFn: getMetadataProviders,
   })
 
-  const onError = (error: unknown) =>
-    toast.error(error instanceof HttpError ? error.detail : t('common.error'))
+  const onError = useApiError()
   const changed = () => onChanged()
 
   const setPoster = useMutation({

frontend/src/features/admin/shows/ShowsPanel.tsx

@@ -2,15 +2,15 @@ import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query'
 import { Link } from '@tanstack/react-router'
 import { useMemo, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import { HttpError } from '@/shared/api/client'
+import { qk } from '@/shared/api/query-keys'
 import { SHOW_AUDIENCES, type ShowAudience, type ShowKind } from '@/shared/api/types'
+import { useApiError } from '@/shared/lib/use-api-error'
 import { Badge } from '@/shared/ui/badge'
 import { Button } from '@/shared/ui/button'
 import { Input } from '@/shared/ui/input'
 import { Pager } from '@/shared/ui/pager'
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/shared/ui/select'
 import { SortHeader, sortRows, useTableSort } from '@/shared/ui/sortable'
-import { toast } from '@/shared/ui/toast-store'
 import { listGenres } from '@/features/admin/genres/api'
 import { createShow, deleteShow, listShows } from './api'
 
@@ -33,9 +33,9 @@ export function ShowsPanel() {
 
   // Фильтр по жанру — серверный: в списке видно только основной жанр, а отбирать нужно и по остальным.
   const [genreFilter, setGenreFilter] = useState('all')
-  const { data: genres } = useQuery({ queryKey: ['admin', 'genres'], queryFn: listGenres })
+  const { data: genres } = useQuery({ queryKey: qk.genres.all, queryFn: listGenres })
   const { data, isLoading } = useQuery({
-    queryKey: ['admin', 'shows', { genreId: genreFilter }],
+    queryKey: qk.shows.byGenre(genreFilter),
     queryFn: () => listShows(genreFilter === 'all' ? undefined : genreFilter),
   })
 
@@ -60,9 +60,8 @@ export function ShowsPanel() {
   }, [data, query, sort])
   const totalPages = Math.max(1, Math.ceil(filtered.length / PAGE_SIZE))
   const pageItems = filtered.slice((page - 1) * PAGE_SIZE, page * PAGE_SIZE)
-  const invalidate = () => queryClient.invalidateQueries({ queryKey: ['admin', 'shows'] })
-  const onError = (error: unknown) =>
-    toast.error(error instanceof HttpError ? error.detail : t('common.error'))
+  const invalidate = () => queryClient.invalidateQueries({ queryKey: qk.shows.all })
+  const onError = useApiError()
 
   const createMutation = useMutation({
     mutationFn: () =>