add support Smart curtain robot Dongguan LY1678-2

custom_components/tuya_local/devices/dongguan_electric_curtain.yaml

@@ -0,0 +1,89 @@
+name: Smart curtain robot
+products:
+  - id: kcy0x4pi
+    name: Dongguan LY1678-2 Electric Curtain Motor
+primary_entity:
+  entity: cover
+  name: Curtain
+  class: curtain
+  dps:
+    - id: 1
+      name: control
+      type: string
+      mapping:
+        - dps_val: open
+          value: open
+        - dps_val: close
+          value: close
+        - dps_val: stop
+          value: stop
+    - id: 3
+      name: current_position
+      type: integer
+      unit: "%"
+      range:
+        min: 0
+        max: 100
+      mapping:
+        - invert: true
+      optional: true
+      persist: false
+    - id: 7
+      name: action
+      type: string
+      mapping:
+        - dps_val: opening
+          constraint: current_position
+          conditions:
+            - dps_val: 0
+              value: opened
+            - value: opening
+        - dps_val: closing
+          constraint: current_position
+          conditions:
+            - dps_val: 100
+              value: closed
+            - dps_val: null
+              value: closed
+            - value: closing
+    - id: 12
+      name: fault_code
+      type: bitfield
+secondary_entities:
+  - entity: select
+    category: config
+    name: Closed position
+    icon: "mdi:arrow-u-down-left"
+    dps:
+      - id: 101
+        type: string
+        name: option
+        mapping:
+          - dps_val: "left"
+            value: "left"
+          - dps_val: "right"
+            value: "right"
+  - entity: sensor
+    class: temperature
+    dps:
+      - id: 103
+        name: sensor
+        type: integer
+        unit: C
+        class: measurement
+  - entity: sensor
+    class: illuminance
+    dps:
+      - id: 104
+        name: sensor
+        type: integer
+        unit: lx
+        class: measurement
+  - entity: sensor
+    class: battery
+    category: diagnostic
+    dps:
+      - id: 13
+        type: integer
+        name: sensor
+        unit: "%"