feat: add pitch-deck service to core infrastructure

Migrated pitch-deck from breakpilot-pwa to breakpilot-core.
Container: bp-core-pitch-deck on port 3012.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

pitch-deck/lib/hooks/usePitchData.ts

@@ -0,0 +1,29 @@
+'use client'
+
+import { useState, useEffect } from 'react'
+import { PitchData } from '../types'
+
+export function usePitchData() {
+  const [data, setData] = useState<PitchData | null>(null)
+  const [loading, setLoading] = useState(true)
+  const [error, setError] = useState<string | null>(null)
+
+  useEffect(() => {
+    async function fetchData() {
+      try {
+        const res = await fetch('/api/data')
+        if (!res.ok) throw new Error(`HTTP ${res.status}`)
+        const json = await res.json()
+        setData(json)
+      } catch (err) {
+        console.error('Failed to load pitch data:', err)
+        setError(err instanceof Error ? err.message : 'Unknown error')
+      } finally {
+        setLoading(false)
+      }
+    }
+    fetchData()
+  }, [])
+
+  return { data, loading, error }
+}