Allow globs and regex for device names. Fix #20

README.md

@@ -226,7 +226,6 @@ filter:
 Show everything that has "light" in its name, but isn't a light, and all switches in the living room:
 ```yaml
 type: custom:auto-entities
-show_empty: false
 card:
   type: entities
   title: Lights on
@@ -241,5 +240,17 @@ filter:
       area: Living Room
 ```
 
+List every sensor belonging to any iPhone:
+```yaml
+type: custom:auto-entities
+card:
+  type: entities
+  title: Phones
+  show_header_toggle: false
+filter:
+  include:
+    - device: /iPhone/
+```
+
 ---
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