Draft: Resolve "Add wireguard public key"

Closes #34 (closed)

app/requirements.txt

 django~=3.1.7
-django-guardian~=2.30
+django-guardian~=2.3.0
 pgpy~=0.5.3
 fontawesome-free~=5.15.3
 django-crispy-forms~=1.11.2
 django_compressor~=2.4
-django-libsass~=0.20.1
+django-libsass~=0.8
 psycopg2~=2.8.6