Add initial configuration and templates for feedstack role.

vars/containers/nats.yml

@@ -0,0 +1,27 @@
+---
+nats:
+
+  # Define the name of this container.
+  name: "nats"
+
+  # Define the docker image to be used for this container.
+  image: "{{ feedstack_nats_container_image }}:{{ feedstack_nats_container_tag }}"
+
+  # Define the path where application data for this container will be stored.
+  appdata_directory: "{{ docker_appdata_directory }}/nats"
+
+  # Define the volumes that should be mounted into the container.
+  volumes:
+    - "{{ docker_appdata_directory }}/nats/data:/data"
+    - "{{ docker_appdata_directory }}/nats/config/nats.conf:/etc/nats/nats.conf:ro"
+
+  # Define the ports that should be opened to the outside world.
+  ports:
+    - "4222:4222" # client port
+    - "6222:6222" # cluster port
+    - "8222:8222" # monitoring port
+
+  # Define environment variables to be passed to the container.
+  #environment_variables: []
+
+...