majak: Setup feature detection in images using OpenCV

Dockerfile

-FROM python:3.7-slim
+FROM python:3.7
 
-# requirements to build python-ldap
 RUN apt-get update && apt-get install -y \
+    # requirements to build python-ldap
     build-essential python3-dev libldap2-dev libsasl2-dev \
     && rm -rf /var/lib/apt/lists/*
 

majak/settings/base.py

@@ -174,6 +174,8 @@ WAGTAIL_USER_TIME_ZONES = ["Europe/Prague"]
 
 WAGTAILADMIN_NOTIFICATION_INCLUDE_SUPERUSERS = False
 
+WAGTAILIMAGES_FEATURE_DETECTION_ENABLED = True
+
 # disable editing of user details synced from SSO
 WAGTAIL_USER_EDIT_FORM = "users.forms.CustomUserEditForm"
 WAGTAIL_USER_CREATION_FORM = "users.forms.CustomUserCreationForm"

requirements/base.in

@@ -5,3 +5,4 @@ django-extensions
 psycopg2-binary
 pirates<=0.4
 whitenoise
+opencv-python

requirements/base.txt

@@ -24,6 +24,8 @@ idna==2.9                 # via requests
 josepy==1.3.0             # via mozilla-django-oidc
 l18n==2018.5              # via wagtail
 mozilla-django-oidc==1.2.3  # via pirates
+numpy==1.18.4             # via opencv-python
+opencv-python==4.2.0.34   # via -r base.in
 pillow==7.1.2             # via wagtail
 pirates==0.3.1            # via -r base.in
 psycopg2-binary==2.8.5    # via -r base.in