feat: add search functionality to filter books by title or author

script.js

@@ -64,5 +64,14 @@ document.getElementById('boton-agregar').addEventListener('click', () => {
     document.getElementById('calificacion').value = "";
 })
 
+document.getElementById('searchBar').addEventListener('input', (e) => {
+    const query = e.target.value.toLowerCase();
+
+    const filtered = books.filter((book) =>
+       book.tittle.toLowerCase().includes(query) || book.author.toLowerCase().includes(query)
+    )
+
+    renderTable(filtered);
+})
 
 renderTable(books);