remove upload button on auto generated screenshots

Author: yvess

django/main/settings.py

@@ -60,7 +60,7 @@
 TEMPLATES = [
     {
         'BACKEND': 'django.template.backends.django.DjangoTemplates',
-        'DIRS': [],
+        'DIRS': ['/opt/app/main/templates'],
         'APP_DIRS': True,
         'OPTIONS': {
             'context_processors': [

django/main/templates/admin/base_site.html

@@ -0,0 +1,13 @@
+{% extends "admin/base_site.html" %}
+
+{% block extrastyle %}
+<style>
+    #thumbnail_generated-clear_id, label[for='thumbnail_generated-clear_id'], #id_thumbnail_generated,
+    #screenshot_generated-clear_id, label[for='screenshot_generated-clear_id'], #id_screenshot_generated {
+        display: none;
+    }
+    .field-thumbnail_generated .clearable-file-input, .field-screenshot_generated .clearable-file-input {
+        display: none;
+    }
+</style>
+{% endblock %}