feat: migrate clients module to patients + add docs

app/epd/patients/[id]/intakes/[intakeId]/behandeladvies/page.tsx

@@ -0,0 +1,30 @@
+import { getTreatmentAdvice } from '../actions';
+import { TreatmentAdviceForm } from './components/treatment-advice-form';
+
+export default async function IntakeTreatmentAdvicePage({
+  params,
+}: {
+  params: Promise<{ id: string; intakeId: string }>;
+}) {
+  const { id, intakeId } = await params;
+  const advice = await getTreatmentAdvice(intakeId);
+  const today = new Date().toLocaleDateString('nl-NL');
+
+  return (
+    <div className="space-y-4">
+      <div>
+        <h2 className="text-lg font-semibold text-slate-900">Behandeladvies</h2>
+        <p className="text-sm text-slate-600">
+          Documenteer het behandeladvies en koppel het aan een programma/afdeling.
+        </p>
+      </div>
+      <TreatmentAdviceForm
+        patientId={id}
+        intakeId={intakeId}
+        initialData={advice}
+        initialDate={today}
+        initialPsychologist={advice?.psychologist}
+      />
+    </div>
+  );
+}