Fixed nginx crashes and added email

Dockerfile

@@ -3,6 +3,8 @@ MAINTAINER Authors name <support@cloudron.io>
 
 RUN mkdir -p /app/code
 RUN mkdir -p /app/data
+RUN mkdir -p /app/data/templates
+
 WORKDIR /app/code
 
 EXPOSE 8000
@@ -11,18 +13,18 @@ EXPOSE 8000
 RUN rm /etc/nginx/sites-enabled/*
 ADD nginx_matrix.conf /etc/nginx/sites-enabled/
 RUN rm -rf /var/lib/nginx && ln -sf /app/data/nginx /var/lib/nginx
-RUN rm -rf /var/log/nginx && ln -sf /app/data/nginx_log /var/log/nginx
-
+RUN rm -rf /var/log/nginx && ln -sf /run/nginx_log /var/log/nginx
 
 # TURN
 RUN apt update && apt-get install -y coturn
-
 RUN sed -e 's,#TURNSERVER_ENABLED=1,TURNSERVER_ENABLED=1,' -i /etc/default/coturn \
         && rm /etc/turnserver.conf \
 	&& ln -s /app/data/turnserver.conf /etc/turnserver.conf
 
-
 # Synapse
+# a local copy is needed because of the mail templates, else the pip installation would suffice
+RUN git clone https://github.com/matrix-org/synapse.git
+
 RUN apt-get install -y build-essential python2.7-dev libffi-dev \
 	    python-pip python-setuptools sqlite3 \
 	    libssl-dev libjpeg-dev libxslt1-dev
@@ -31,6 +33,9 @@ RUN pip install --upgrade setuptools
 RUN pip install psycopg2-binary py-bcrypt
 RUN pip install https://github.com/matrix-org/synapse/tarball/master
 
+# Identity Server
+# fix! RUN pip install https://github.com/matrix-org/sydent/tarball/master
+
 
 # copy index.html
 COPY index.html /app/code