Revert "Add missing admin action files and navigation links"

This reverts commit 41be6835bf.

src/app/admin/sounds/page.tsx

@@ -1,76 +0,0 @@
-import { redirect } from 'next/navigation'
-import { canAccess, getAdminContext, PERMS } from '@/lib/permissions'
-import { prisma } from '@/lib/prisma'
-import { siteSettings } from '@/lib/services/site-settings'
-import { DEFAULT_SOUNDTRACK_BASE_URL, parseTrackSamples } from '@/lib/services/soundtracks'
-import { SoundsClient } from './sounds-client'
-
-export default async function SoundsPage() {
-  const { session, permissions } = await getAdminContext()
-
-  if (!canAccess(permissions, PERMS.CATALOG_VIEW, session.user.rank)) {
-    redirect('/admin')
-  }
-
-  const canEdit = canAccess(permissions, PERMS.CATALOG_EDIT, session.user.rank)
-
-  const [rows, usage, baseUrlSetting] = await Promise.all([
-    prisma.soundtracks.findMany({
-      orderBy: { id: 'asc' },
-      select: {
-        id: true,
-        code: true,
-        name: true,
-        author: true,
-        length: true,
-        track: true,
-      },
-    }),
-    prisma.catalogItem.groupBy({
-      by: ['songId'],
-      where: { songId: { gt: 0 } },
-      _count: { _all: true },
-    }),
-    siteSettings.get('soundtrack_base_url', DEFAULT_SOUNDTRACK_BASE_URL),
-  ])
-
-  const usageMap: Record<number, number> = {}
-  for (const row of usage) {
-    if (row.songId != null) usageMap[row.songId] = row._count._all
-  }
-
-  const soundtracks = rows.map((r) => {
-    const samples = parseTrackSamples(r.track)
-    return {
-      id: r.id,
-      code: r.code,
-      name: r.name,
-      author: r.author,
-      length: r.length,
-      track: r.track,
-      samples,
-      kind: (samples.length > 0 ? 'composition' : 'single') as 'composition' | 'single',
-      usedBy: usageMap[r.id] ?? 0,
-    }
-  })
-
-  // Normalize: ensure trailing slash so ${base}${code}.mp3 yields a valid URL.
-  const baseUrl = baseUrlSetting.endsWith('/') ? baseUrlSetting : `${baseUrlSetting}/`
-
-  return (
-    <div className="space-y-6">
-      <div>
-        <h1 className="text-3xl font-bold tracking-tight">Song Disks</h1>
-        <p className="text-muted-foreground">
-          Carica e gestisci i file MP3 dei song disk riprodotti dai jukebox in-game. I file sono
-          serviti da <code>{baseUrl}</code> (configurabile in{' '}
-          <a href="/admin/settings/cms" className="underline">
-            Impostazioni &gt; CMS
-          </a>
-          ).
-        </p>
-      </div>
-      <SoundsClient soundtracks={soundtracks} canEdit={canEdit} baseUrl={baseUrl} />
-    </div>
-  )
-}