Add cache control to send image

adim_app/views.py

@@ -7,6 +7,7 @@ from django.http.response import HttpResponse, HttpResponseBadRequest, HttpRespo
 from django.shortcuts import render, get_object_or_404
 from django.contrib.auth.decorators import login_required
 from django.views.decorators.http import require_POST
+from django.views.decorators.cache import cache_control
 from PIL import Image
 from adim.models import AnObj
 from .forms import UploadImageFileForm
@@ -68,6 +69,7 @@ def _get_anobj(request, anobj_uuid=None, anobj_id=None):
 
 
 @login_required
+@cache_control(public=True, max_age=120)
 def send_anobj_img(request, anobj_uuid):
     try:
         anobj = _get_anobj(request, anobj_uuid=anobj_uuid)