fix ordering img

docker-compose.yml

@@ -8,7 +8,7 @@ services:
             - ./:/opt/app
         ports:
             - "32768:80"
-        env_file: conf/env
+        env_file: conf/env.stage
         depends_on:
             - db
             - redis

src/docs/views/base_views.py

@@ -434,6 +434,7 @@ class BaseViews(object):
             imgs = glob.glob(os.path.join(tmp_dir, '*.png'))
             imgs = [os.path.split(i)[1] for i in imgs]
             imgs = ['%stmp/%s/%s' % (MEDIA_URL, tmp_dirname, i) for i in imgs]
+            imgs.sort()
             email_form = self.EMAIL_FORM_CLASS()
             dictionary = {
                     'obj': obj,