diff --git a/client/compLib/Camera.py b/client/compLib/Camera.py
index 125fe8b..3a7d764 100644
--- a/client/compLib/Camera.py
+++ b/client/compLib/Camera.py
@@ -1,7 +1,5 @@
 import sys
-from typing import Tuple, Any
-
-import numpy as np
+from typing import Any
 
 # build image is somehow different from raspberry image? opencv-python is installed to a directory which is not in the pythonpath by default....
 sys.path.append("/usr/lib/python3.9/site-packages")
diff --git a/client/docs/source/lib/classes/Opencv.rst b/client/docs/source/lib/classes/Opencv.rst
new file mode 100644
index 0000000..bd299c1
--- /dev/null
+++ b/client/docs/source/lib/classes/Opencv.rst
@@ -0,0 +1,13 @@
+.. _lib_camera:
+
+Camera und OpenCV
+*******************
+
+Dokumentation des Camera Moduls
+================================
+
+.. autoclass:: compLib.Camera.Marker
+   :members:
+
+.. autoclass:: compLib.Camera.Camera
+   :members:
diff --git a/client/docs/source/lib/index.rst b/client/docs/source/lib/index.rst
index 4ca5dec..d781e5e 100644
--- a/client/docs/source/lib/index.rst
+++ b/client/docs/source/lib/index.rst
@@ -9,3 +9,4 @@ compLib
     classes/IRSensor
     classes/Seeding
     classes/DoubleElimination
+    classes/Opencv
diff --git a/client/postinstall.sh b/client/postinstall.sh
index 2612645..a6a94da 100644
--- a/client/postinstall.sh
+++ b/client/postinstall.sh
@@ -9,6 +9,8 @@ pip3 install requests flask
 echo "Setting up nginx rtmp server"
 sudo /etc/init.d/nginx start
 
+sudo raspi-config nonint do_legacy 0
+
 {
   echo 'load_module "modules/ngx_rtmp_module.so";'
   echo 'worker_processes auto;'