add pip install variant as comment to dockerfile

demo/Dockerfile

@@ -14,11 +14,13 @@ WORKDIR /usr/src/app
 # install additional packages
 RUN apk add --no-cache curl tzdata
 
-# install appdaemon
+# git: install appdaemon from source
 RUN apk add --virtual build git gcc libffi-dev openssl-dev musl-dev && \
     git clone https://github.com/AppDaemon/appdaemon.git /usr/src/app && cd /usr/src/app && git checkout ${APPDAEMON_VERSION} && \
     pip install --no-cache-dir . && \
     apk del build
+# # pip: install appdaemon from pypi
+# RUN pip install --no-cache-dir appdaemon==${APPDAEMON_VERSION}
 
 # bootstrap appdaemon
 RUN mkdir -p conf/apps/
@@ -29,10 +31,13 @@ COPY demo/automoli.appdaemon.yaml conf/appdaemon.yaml.example
 # add AutoMoLi
 COPY apps/automoli conf/apps/automoli
 
+# # pip: get start script missing in pip package from repo
+# RUN wget https://raw.githubusercontent.com/AppDaemon/appdaemon/${APPDAEMON_VERSION}/dockerStart.sh && chmod +x /usr/src/app/dockerStart.sh
+
 # patch appdaemon startup script with new env vars & show config on startup
 RUN sed -i '44i\\n# AutoMoLi: env variable configuration\nif [ -n "$AUTOMOLI_ROOM" ]; then sed -i \"s/kitchen/$(echo $AUTOMOLI_ROOM | sed "s/[^[:print:]]//g")/\" $CONF/apps/apps.yaml; fi' /usr/src/app/dockerStart.sh && \
     sed -i '47i# AutoMoLi: show config on startup\necho -e "\\n\\n\\033[1mAutoMoLil\\033[0m configuration in \\033[1m$CONF/apps/apps.yaml\\033[0m:\\n" && cat $CONF/apps/apps.yaml && echo -e "\\n\\n"' /usr/src/app/dockerStart.sh
 
-# Start script
+# start script
 RUN chmod +x /usr/src/app/dockerStart.sh
 ENTRYPOINT ["./dockerStart.sh"]