Netdata: add monitoring for postgresql databases

files/wakapi/docker-compose.yml.j2

@@ -8,7 +8,7 @@ services:
     restart: unless-stopped
     user: '{{ user_create_result.uid }}:{{ user_create_result.group }}'
     networks:
-      - "{{ web_proxy_network }}"
+      - "web_proxy_network"
     volumes:
       - "{{ data_dir }}:/data"
     environment:
@@ -28,5 +28,5 @@ services:
 
 
 networks:
-  {{ web_proxy_network }}:
+  web_proxy_network:
     external: true