Make better use of markdown snippets

manuscript/recipes/huginn.md

@@ -6,10 +6,7 @@ Huginn is a system for building agents that perform automated tasks for you onli
 
 <iframe src="https://player.vimeo.com/video/61976251" width="640" height="433" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
 
-## Ingredients
-
-1. [Docker swarm cluster](/ha-docker-swarm/design/) with [persistent shared storage](/ha-docker-swarm/shared-storage-ceph.md)
-2. [Traefik](/ha-docker-swarm/traefik) configured per design
+--8<-- "recipe-standard-ingredients.md"
 
 ## Preparation
 
@@ -127,10 +124,7 @@ networks:
         - subnet: 172.16.6.0/24
 ```
 
-!!! note
-    Setup unique static subnets for every stack you deploy. This avoids IP/gateway conflicts which can otherwise occur when you're creating/removing stacks a lot. See [my list](/reference/networks/) here.
-
-
+--8<-- "reference-networks.md"
 
 ## Serving