feat: Spotify widget on home tab

app/page.tsx

@@ -15,6 +15,7 @@ import VoiceOverlay from '@/components/VoiceOverlay'
 import VoiceController from '@/components/VoiceController'
 import TimerWidget from '@/components/TimerWidget'
 import TimerHomeWidget from '@/components/TimerHomeWidget'
+import SpotifyWidget from '@/components/SpotifyWidget'
 
 type Tab = 'home' | 'devices' | 'calendar' | 'notes' | 'settings'
 
@@ -712,6 +713,9 @@ function HomeTab({ weather, sensors }: { weather: WeatherData | null; sensors: S
         <TimerHomeWidget />
       </div>
 
+      {/* ───── Spotify ───── */}
+      <SpotifyWidget />
+
       {/* Weather day detail modal */}
       {selectedDay && (
         <WeatherDayModal

components/SpotifyWidget.tsx

@@ -0,0 +1,124 @@
+'use client'
+
+import { useState, useEffect, useCallback } from 'react'
+import { SkipBack, SkipForward, Play, Pause, Music } from 'lucide-react'
+
+interface SpotifyState {
+  playing: boolean
+  track?: string
+  artist?: string
+  album?: string
+  volume?: number
+  device?: string
+}
+
+export default function SpotifyWidget() {
+  const [state, setState] = useState<SpotifyState | null>(null)
+  const [loading, setLoading] = useState(true)
+  const [actionLoading, setActionLoading] = useState(false)
+
+  const fetchState = useCallback(async () => {
+    try {
+      const r = await fetch('/api/voice/tools/spotify', {
+        headers: {
+          'x-voice-internal': process.env.NEXT_PUBLIC_VOICE_API_KEY || '',
+        },
+      })
+      if (r.ok) {
+        const d = await r.json()
+        setState(d)
+      }
+    } catch {}
+    finally { setLoading(false) }
+  }, [])
+
+  useEffect(() => {
+    fetchState()
+    const t = setInterval(fetchState, 15_000)
+    return () => clearInterval(t)
+  }, [fetchState])
+
+  const control = async (action: string) => {
+    setActionLoading(true)
+    try {
+      await fetch('/api/voice/tools/spotify', {
+        method: 'POST',
+        headers: {
+          'Content-Type': 'application/json',
+          'x-voice-internal': process.env.NEXT_PUBLIC_VOICE_API_KEY || '',
+        },
+        body: JSON.stringify({ action }),
+      })
+      setTimeout(fetchState, 500)
+    } catch {}
+    finally { setActionLoading(false) }
+  }
+
+  const btnStyle = (active?: boolean): React.CSSProperties => ({
+    width: 40, height: 40, borderRadius: 12,
+    display: 'flex', alignItems: 'center', justifyContent: 'center',
+    background: active ? 'rgba(30,215,96,0.15)' : 'rgba(255,255,255,0.04)',
+    border: `1px solid ${active ? 'rgba(30,215,96,0.3)' : 'rgba(255,255,255,0.07)'}`,
+    color: active ? '#1ED760' : 'var(--text-secondary)',
+    transition: 'all 0.2s ease',
+    cursor: actionLoading ? 'not-allowed' : 'pointer',
+    opacity: actionLoading ? 0.6 : 1,
+  })
+
+  return (
+    <div className="card" style={{ padding: '16px 20px', display: 'flex', flexDirection: 'column', gap: 12 }}>
+      {/* Header */}
+      <div style={{ display: 'flex', alignItems: 'center', gap: 8 }}>
+        <div style={{
+          width: 28, height: 28, borderRadius: 8,
+          background: 'rgba(30,215,96,0.12)',
+          border: '1px solid rgba(30,215,96,0.2)',
+          display: 'flex', alignItems: 'center', justifyContent: 'center',
+        }}>
+          <Music size={14} color="#1ED760" />
+        </div>
+        <span style={{ fontSize: 11, fontWeight: 700, letterSpacing: '0.08em', textTransform: 'uppercase', color: 'var(--text-secondary)' }}>Spotify</span>
+        {state?.device && (
+          <span style={{ fontSize: 10, color: 'var(--text-tertiary)', marginLeft: 'auto' }}>
+            {state.device}
+          </span>
+        )}
+      </div>
+
+      {/* Track info */}
+      {loading ? (
+        <div style={{ fontSize: 13, color: 'var(--text-tertiary)', textAlign: 'center', padding: '8px 0' }}>Загрузка...</div>
+      ) : !state?.track ? (
+        <div style={{ fontSize: 13, color: 'var(--text-tertiary)', textAlign: 'center', padding: '8px 0' }}>Ничего не играет</div>
+      ) : (
+        <div style={{ display: 'flex', flexDirection: 'column', gap: 2 }}>
+          <div style={{
+            fontSize: 14, fontWeight: 700, color: 'var(--text-primary)',
+            overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap',
+          }}>{state.track}</div>
+          <div style={{
+            fontSize: 12, color: 'var(--text-secondary)',
+            overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap',
+          }}>{state.artist}</div>
+        </div>
+      )}
+
+      {/* Controls */}
+      <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'center', gap: 10 }}>
+        <button style={btnStyle()} onClick={() => control('previous')} disabled={actionLoading}>
+          <SkipBack size={16} />
+        </button>
+        <button
+          style={{ ...btnStyle(state?.playing), width: 48, height: 48, borderRadius: 14 }}
+          onClick={() => control(state?.playing ? 'pause' : 'play')}
+          disabled={actionLoading}
+        >
+          {state?.playing ? <Pause size={18} /> : <Play size={18} />}
+        </button>
+        <button style={btnStyle()} onClick={() => control('next')} disabled={actionLoading}>
+          <SkipForward size={16} />
+        </button>
+      </div>
+    </div>
+  )
+}