Refactor of rp/docker-compose.yml

Currently trying to generalize a bit more the compose files.
No need to keep the NFS mounts explicitly stated, as most of the
times just a small Docker native volume is needed for persistence.

rp/docker-compose.yml

@@ -1,10 +1,14 @@
 x-logging:
   &default-logging
-  driver: local
+  driver: syslog
   options:
-    max-size: "1m"
-    max-file: "50"
+    # This requires two files in /etc/rsyslog.d
+    # https://www.loggly.com/use-cases/docker-syslog-logging-and-troubleshooting/
+    tag: "container_name/{{.Name}}"
+    labels: "${hostname}"
+    syslog-facility: # cron, local7, etc.
 
+# Can be removed if not needed
 x-opt-values:
   &volume-opt
   driver_opts: &options
@@ -55,32 +59,20 @@ networks:
 
 volumes:
   acme:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/nginx-proxy/acme"
   certs:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/nginx-proxy/certs"
   conf:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/nginx-proxy/conf"
   html:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/nginx-proxy/html"
   passwords:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/nginx-proxy/passwords"
   vhost:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/nginx-proxy/vhost"
+
+# What if I want to use the x-opt-values:
+#  acme:
+#    <<: *volume-opt
+#    driver_opts:
+#      <<: *options
+#      device: ":/mnt/path/nginx-proxy/acme"
+#      o: "new_opts"
+#      type: "new_type"
+#
+# 'o' and 'type' can be redifined again or left at default
+