Añadir /trans-history (Historial de transacciones): solo Stripe y SumUp

Dos cajas por pasarela (Stripe mode test/live, SumUp mode sumup) desde
home_stripelog, con logo, nota y tabla ID/Estado/Concepto/Fecha/Cantidad.
Estado PAID (fulfilled=1) / PENDING. Se omiten dLocal, Crypto y PayPal del
diseño original. lib/trans-history.ts (getPaymentTransactions). Django era stub.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

web-next/lib/trans-history.ts

@@ -0,0 +1,38 @@
+import type { RowDataPacket } from 'mysql2'
+import { db, DB } from './db'
+
+/** Una transacción de pago (Stripe o SumUp) registrada en home_stripelog. */
+export interface PaymentTx {
+  id: string // referencia de la pasarela (session_id / checkout_reference)
+  platform: 'Stripe' | 'SumUp'
+  status: 'PAID' | 'PENDING'
+  createdAt: Date
+  amount: number // importe en €
+  concept: string
+}
+
+/**
+ * Transacciones de pago de una cuenta desde `home_stripelog`, limitadas a las
+ * dos pasarelas activas: **Stripe** (mode test/live) y **SumUp** (mode sumup).
+ * `fulfilled` 1 -> PAID (pagado y entregado), 0 -> PENDING. Orden por fecha desc.
+ */
+export async function getPaymentTransactions(accountId: number, limit = 200): Promise<PaymentTx[]> {
+  if (!accountId) return []
+  try {
+    const [rows] = await db(DB.default).query<RowDataPacket[]>(
+      "SELECT session_id, product_name, amount, mode, fulfilled, timestamp FROM home_stripelog " +
+        "WHERE account_id = ? AND mode IN ('sumup', 'test', 'live') ORDER BY timestamp DESC LIMIT ?",
+      [accountId, limit],
+    )
+    return rows.map((r) => ({
+      id: String(r.session_id || ''),
+      platform: r.mode === 'sumup' ? 'SumUp' : 'Stripe',
+      status: r.fulfilled ? 'PAID' : 'PENDING',
+      createdAt: new Date(r.timestamp),
+      amount: Number(r.amount),
+      concept: String(r.product_name || '—'),
+    }))
+  } catch {
+    return []
+  }
+}