FEATURE Introducing dedicated external component to handle the sommaire features

resources/js/singles/sommaire.ts

@@ -0,0 +1,16 @@
+export function handleSmoothScrollToTitle(): void {
+  const sommaireTitles: NodeListOf<Element> = document.querySelectorAll('.sommaire-index li a');
+  for (const title of sommaireTitles) {
+    title.addEventListener('click', (e) => {
+      e.preventDefault();
+
+      const target = title.getAttribute('href');
+      if (!target) return;
+
+      const targetElement = document.querySelector(target);
+      if (!targetElement) return;
+
+      targetElement.scrollIntoView({ behavior: 'smooth' });
+    });
+  }
+}