view
def image_api_view(request):
    if request.method == 'POST':
        user_id=request.session.get('user_id')
        text = request.POST.get('text')

        # Update the image data
        image_data = get_object_or_404(ImageData,id=user_id)
        image_data.text = text
        image_data.save()

        return HttpResponse("Data updated successfully!", status=200)



    # Retrieve all ImageData objects from the database if not a POST request
    image_data_objects = ImageData.objects.all()

    # Serialize the data
    serializer = ImageDataSerializer(image_data_objects, many=True)

    # Pass the serialized data to the template as context
    context = {'image_data': serializer.data}
    return render(request, 'imageapi.html', context)