Lovelace: add theme option to several cards (#10912)

Co-authored-by: Franck Nijhof <frenck@frenck.nl>

source/_lovelace/alarm-panel.markdown

@@ -44,6 +44,10 @@ states:
       description: Arm Night
     arm_custom_bypass:
       description: Arm Custom Bypass
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 {% endconfiguration %}
 
 ## Examples

source/_lovelace/markdown.markdown

@@ -38,6 +38,10 @@ entity_id:
   type: [string, list]
   default: none
   description: "A list of entity IDs so a template in `content:` only reacts to the state changes of these entities. This can be used if the automatic analysis fails to find all relevant entities."
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 {% endconfiguration %}
 
 ## Example

source/_lovelace/picture-elements.markdown

@@ -34,6 +34,10 @@ state_filter:
   required: false
   description: '[State-based CSS filters](#how-to-use-state_filter)'
   type: map
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 {% endconfiguration %}
 
 ## Elements

source/_lovelace/picture-entity.markdown

@@ -59,6 +59,10 @@ show_state:
   description: Shows state in footer.
   type: boolean
   default: true
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 tap_action:
   required: false
   description: Action to take on tap

source/_lovelace/picture-glance.markdown

@@ -63,6 +63,10 @@ show_state:
   description: Show entity state-text.
   type: boolean
   default: true
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 tap_action:
   required: false
   description: Action to take on tap

source/_lovelace/picture.markdown

@@ -20,6 +20,10 @@ image:
   required: true
   description: The URL of an image.
   type: string
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 tap_action:
   required: false
   description: Action to take on tap

source/_lovelace/plant-status.markdown

@@ -25,6 +25,10 @@ name:
   description: Overwrites Friendly Name
   type: string
   default: Entity Name
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 {% endconfiguration %}
 
 ## Example

source/_lovelace/shopping-list.markdown

@@ -26,6 +26,10 @@ title:
   required: false
   description: Title of Shopping List
   type: string
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 {% endconfiguration %}
 
 ## Examples

source/_lovelace/weather-forecast.markdown

@@ -25,6 +25,10 @@ name:
   description: Overwrites the friendly name.
   type: string
   default: Entity Name
+theme:
+  required: false
+  description: "Set to any theme within `themes.yaml`"
+  type: string
 {% endconfiguration %}
 
 Example