feat: add wallet and recharge cards

src/actions/admin/payments.ts

@@ -78,6 +78,30 @@ export async function setPaymentConfigEnabled(
 ): Promise<PaymentActionResult> {
   try {
     const session = await requireAdmin();
+    if (provider === "balance") {
+      const current = await prisma.paymentConfig.findUnique({
+        where: { provider },
+        select: { enabled: true, config: true },
+      });
+      if (current?.enabled !== enabled) {
+        await prisma.paymentConfig.upsert({
+          where: { provider },
+          create: { provider, enabled, config: current?.config ?? {} },
+          update: { enabled },
+        });
+        await recordAuditLog({
+          actor: actorFromSession(session),
+          action: "payment.toggle",
+          targetType: "PaymentConfig",
+          targetId: provider,
+          targetLabel: getPaymentProviderName(provider),
+          message: `${enabled ? "启用" : "停用"}支付方式 ${getPaymentProviderName(provider)}`,
+        });
+      }
+      revalidatePath("/admin/payments");
+      return { ok: true };
+    }
+
     const current = await prisma.paymentConfig.findUnique({
       where: { provider },
       select: { config: true, enabled: true },