Use nginx to serve everything

Dockerfile

@@ -5,11 +5,17 @@ RUN apt-get update && \
     apt-get install -qy \
         supervisor \
         libzmq5 \
+        nginx \
+        # Provides envsubst
+        gettext-base \
         # These dependencies are required to compile the bz2, readline, sqlite3
         # Python packages
         libbz2-dev \
         libreadline-dev \
-        libsqlite3-dev
+        libsqlite3-dev && \
+    chown -R ${AVATAO_USER}: /var/log/nginx /var/lib/nginx && \
+    # nginx runs as a regular user, and can't write to /run
+    sed -i 's#pid /run/nginx.pid;#pid /tmp/nginx.pid;#g' /etc/nginx/nginx.conf
 
 USER ${AVATAO_USER}
 
@@ -43,5 +49,15 @@ COPY src/app ${TFW_APP_DIR}
 ENV TFW_EVENT_HANDLERS_DIR="/opt/event_handlers"
 COPY src/event_handlers ${TFW_EVENT_HANDLERS_DIR}
 
+ENV TFW_FRONTEND_DIR="/srv/frontend"
+COPY src/frontend/dist ${TFW_FRONTEND_DIR}
+
+ENV TFW_PUBLIC_PORT=8888
+EXPOSE ${TFW_PUBLIC_PORT}
+COPY src/nginx /etc/nginx
+USER root
+RUN  envsubst "$(printenv | cut -d= -f1 | grep TFW_ | sed -e 's/^/$/g')" \
+        < /etc/nginx/sites-available/default > /etc/nginx/sites-available/default
+USER ${AVATAO_USER}
 
 CMD . "$HOME/.pyenvrc" && exec supervisord --nodaemon

src/nginx/sites-available/default

@@ -0,0 +1,23 @@
+server {
+    listen ${TFW_PUBLIC_PORT};
+    server_name localhost;
+    proxy_connect_timeout 7d;
+    proxy_send_timeout 7d;
+    proxy_read_timeout 7d;
+
+    location = /ws {
+        proxy_pass http://127.0.0.1:${TFW_WEB_PORT};
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "Upgrade";
+    }
+
+    location /login/ {
+        proxy_pass http://127.0.0.1:${TFW_LOGIN_APP_PORT};
+    }
+
+    location / {
+        root ${TFW_FRONTEND_DIR};
+        try_files $uri $uri/ index.html;
+    }
+}

supervisord.conf

@@ -28,3 +28,8 @@ command=env python event_handler_main.py
 directory=%(ENV_TFW_LOGIN_APP_DIR)s
 command=env python server.py
 autostart=false
+
+[program:nginx]
+command=/usr/sbin/nginx -g 'daemon off;'
+autostart=true
+autorestart=true