feat(devices): add support for Aerium DH12W dehumidifier

Issue #5077

DEVICES.md

@@ -487,6 +487,7 @@
 
 ### Dehumidifiers
 
+- Aerium DH12W HEPA dehumidifier
 - Aktobis WDH-214US, WDH-310EK and WDH-870FW dehumidifiers
 - AlecoAir D12 ECO, D12/D16 Home, D14, D16, D25 Traditio dehumidifiers
 - Argo Dry Pury Evo WF dehumidifier

custom_components/tuya_local/devices/aerium_dh12w_dehumidifier.yaml

@@ -0,0 +1,119 @@
+name: Dehumidifier
+products:
+  - id: puqh7br46pqgczqn
+    manufacturer: Aerium
+    model: DH12W HEPA WiFi
+entities:
+  - entity: humidifier
+    class: dehumidifier
+    translation_key: extended
+    dps:
+      - id: 1
+        type: boolean
+        name: switch
+      - id: 3
+        type: string
+        name: humidity
+        range:
+          min: 40
+          max: 60
+        mapping:
+          - dps_val: "0"
+            value: null
+            hidden: true
+          - dps_val: "40"
+            step: 10
+            value: 40
+          - dps_val: "50"
+            value: 50
+            step: 10
+          - dps_val: "60"
+            value: 60
+            step: 10
+      - id: 3
+        type: string
+        name: mode
+        mapping:
+          - dps_val: "0"
+            value: continuous
+          - dps_val: "60"
+            value: normal
+          - value: normal
+            hidden: true
+      - id: 6
+        type: integer
+        name: current_humidity
+  - entity: fan
+    dps:
+      - id: 1
+        type: boolean
+        name: switch
+      - id: 4
+        type: string
+        name: speed
+        mapping:
+          - dps_val: Sleep
+            value: 33
+          - dps_val: Low
+            value: 67
+          - dps_val: Hight
+            value: 100
+  - entity: lock
+    translation_key: child_lock
+    category: config
+    dps:
+      - id: 16
+        type: boolean
+        name: lock
+  - entity: select
+    translation_key: timer
+    category: config
+    dps:
+      - id: 17
+        type: string
+        name: option
+        mapping:
+          - dps_val: cancel
+            value: cancel
+          - dps_val: "2h"
+            value: "2h"
+          - dps_val: "4h"
+            value: "4h"
+          - dps_val: "8h"
+            value: "8h"
+  - entity: sensor
+    translation_key: time_remaining
+    class: duration
+    category: diagnostic
+    dps:
+      - id: 18
+        type: integer
+        name: sensor
+        unit: min
+        class: measurement
+  - entity: binary_sensor
+    class: problem
+    category: diagnostic
+    dps:
+      - id: 19
+        type: bitfield
+        name: sensor
+        mapping:
+          - dps_val: 0
+            value: false
+          - value: true
+      - id: 19
+        type: bitfield
+        name: fault_code
+  - entity: sensor
+    class: temperature
+    category: diagnostic
+    dps:
+      - id: 101
+        type: integer
+        optional: true
+        name: sensor
+        unit: F
+        class: measurement
+        mapping:
+          - scale: 10