Convertitore Immagini in Base64

`; const blob = new Blob([htmlContent], { type: 'text/html' }); const link = document.createElement('a'); link.href = URL.createObjectURL(blob); link.download = 'immagine_base64.html'; link.click(); }// Drag & Drop dropzone.addEventListener('dragover', function(e) { e.preventDefault(); dropzone.classList.add('dragover'); });dropzone.addEventListener('dragleave', function() { dropzone.classList.remove('dragover'); });dropzone.addEventListener('drop', function(e) { e.preventDefault(); dropzone.classList.remove('dragover');const files = e.dataTransfer.files; if (files.length && files[0].type.startsWith('image/')) { selectedFile = files[0]; dropzone.textContent = `Immagine caricata: ${selectedFile.name}`; updateFileInfo(); } else { alert('Carica solo immagini!'); } });// Caricamento da input file fileInput.addEventListener('change', function(e) { if (e.target.files.length) { selectedFile = e.target.files[0]; dropzone.textContent = `Immagine caricata: ${selectedFile.name}`; updateFileInfo(); } });// Aggiorna conteggio caratteri in tempo reale se si modifica manualmente output.addEventListener('input', updateCharCount);