can invite to play a game in chat

django/transcendence/settings.py

@@ -108,11 +108,8 @@ WSGI_APPLICATION = 'transcendence.wsgi.application'
 
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.postgresql',
-        'HOST': 'django-db',
-        'NAME': os.environ['POSTGRES_DB'],
-        'USER': os.environ['POSTGRES_USER'],
-        'PASSWORD': os.environ['POSTGRES_PASSWORD'],
+		'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': BASE_DIR / 'db.sqlite3',
     }
 }