Add guidelines

src/actions/commissions/guidelines/getGuidelines.ts

@@ -0,0 +1,11 @@
+'use server';
+
+import { prisma } from "@/lib/prisma";
+
+export async function getActiveGuidelines(): Promise<string | null> {
+  const guidelines = await prisma.commissionGuidelines.findFirst({
+    where: { isActive: true },
+    orderBy: { createdAt: 'desc' },
+  });
+  return guidelines?.markdown ?? null;
+}