Add support details

manuscript/recipies/homeassistant.md

@@ -132,4 +132,8 @@ Log into your new instance at https://**YOUR-FQDN**, the password you created in
 
 1. I **tried** to protect Home Assistant using [oauth2_proxy](/reference/oauth_proxy), but HA is incompatible with the websockets implementation used by Home Assistant. Until this can be fixed, I suggest that geeks set frontend: api_key to a long and complex string, and rely on this to prevent malevolent internet miscreants from turning their lights on at 2am!
 
-## Your comments?
+### Tip your waiter (donate) 👏
+
+Did you receive excellent service? Want to make your waiter happy? (_..and support development of current and future recipes!_) See the [support](/support/) page for (_free or paid)_ ways to say thank you! 👏
+
+### Your comments? 💬