Add missing variables rewiring in group_vars/matrix_servers for Hookshot

group_vars/matrix_servers

@@ -1385,6 +1385,16 @@ matrix_hookshot_systemd_wanted_services_list: |
     (['matrix-' + matrix_homeserver_implementation + '.service'])
     +
     (['matrix-nginx-proxy.service'] if matrix_nginx_proxy_enabled else [])
+    +
+    ([(redis_identifier + '.service')] if redis_enabled and matrix_hookshot_queue_host == redis_identifier else [])
+  }}
+
+# Hookshot's experimental encryption feature (and possibly others) may benefit from Redis, if available.
+matrix_hookshot_queue_host: "{{ redis_identifier if redis_enabled else '' }}"
+
+matrix_hookshot_container_additional_networks_auto: |
+  {{
+    ([redis_container_network] if redis_enabled and matrix_hookshot_queue_host == redis_identifier else [])
   }}
 
 matrix_hookshot_container_http_host_bind_ports_defaultmapping: