adds device generation and connection

- fingerprint generated first time device connects
- saved to database and served to device
- connection status set to true, once device requests first package
- user can link device via online form

docker/calendarwatch/Dockerfile

@@ -2,8 +2,7 @@ FROM python:3.8-slim-buster
 RUN apt-get update && apt-get upgrade
 RUN pip3 install flask Flask-SQLAlchemy flask_migrate flask_login flask_wtf python-dotenv
 RUN apt-get install gcc libpcre3 libpcre3-dev libmariadbclient-dev -y
-RUN pip3 install uwsgi
-RUN pip3 install email-validator
+RUN pip3 install uwsgi email-validator random-word
 RUN pip3 install google google-oauth google-auth-oauthlib google-api-python-client mysqlclient
 COPY docker-entrypoint.sh /usr/local/bin/
 EXPOSE 8084