diff --git a/TradeApp/__pycache__/settings.cpython-36.pyc b/TradeApp/__pycache__/settings.cpython-36.pyc
old mode 100755
new mode 100644
index 259653b..bb65a3d
Binary files a/TradeApp/__pycache__/settings.cpython-36.pyc and b/TradeApp/__pycache__/settings.cpython-36.pyc differ
diff --git a/TradeApp/settings.py b/TradeApp/settings.py
index b656752..aa5c973 100755
--- a/TradeApp/settings.py
+++ b/TradeApp/settings.py
@@ -39,6 +39,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'django_extensions',
     'corsheaders',
     'channels'
 ]
diff --git a/class_diagram.png b/class_diagram.png
new file mode 100644
index 0000000..3167b2b
Binary files /dev/null and b/class_diagram.png differ
diff --git a/migrate.sh b/migrate.sh
new file mode 100755
index 0000000..fef8589
--- /dev/null
+++ b/migrate.sh
@@ -0,0 +1,3 @@
+python manage.py makemigrations
+python manage.py migrate
+python manage.py graph_models -a -g -o class_diagram.png
\ No newline at end of file
diff --git a/packages.sh b/packages.sh
index 7968f14..4931846 100755
--- a/packages.sh
+++ b/packages.sh
@@ -1,5 +1,12 @@
 pip install django
 pip install django-cors-headers
+
 pip install channels_redis
 pip install requests
-pip install pyjwt
\ No newline at end of file
+pip install pyjwt
+
+pip install django_extensions
+pip install pydotplus
+
+# for runing generate UML:
+# apt-get install graphviz
\ No newline at end of file