Vermont Castings virtual integration documentation (#26505)

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

source/_integrations/vermont_castings.markdown

@@ -0,0 +1,30 @@
+---
+title: "Vermont Castings"
+description: Connect and control your Vermont Casings fireplace using the IntelliFire integration
+ha_category:
+  - Binary Sensor
+  - Climate
+  - Fan
+  - Light
+  - Number
+  - Sensor
+  - Switch
+ha_domain: vermont_castings
+ha_integration_type: virtual
+ha_supporting_domain: intellifire
+ha_supporting_integration: IntelliFire
+ha_release: 2022.3
+ha_codeowners:
+  - '@jeeftor'
+ha_platforms:
+  - binary_sensor
+  - climate
+  - fan
+  - light
+  - number
+  - sensor
+  - switch
+ha_iot_class: Local Polling
+---
+
+{% include integrations/supported_brand.md %}