Refactor Xiaomi fan profile to remove fanSpeedPercent and enhance profile detection

- Removed the fanSpeedPercent property from the Xiaomi fan profile for simplification.
- Updated profile_builder.lua to check for speed_level support in fan devices, returning the appropriate profile for better compatibility.

Author: lunDreame

xiaomi-miot/profiles/xiaomi-fan-percent.yml

@@ -0,0 +1,26 @@
+name: xiaomi-fan
+components:
+  - id: main
+    capabilities:
+      - id: switch
+        version: 1
+      - id: fanSpeed
+        version: 1
+      - id: fanSpeedPercent
+        version: 1
+      - id: fanOscillationMode
+        version: 1
+      - id: dictionaryangel05655.fanMode
+        version: 1
+      - id: refresh
+        version: 1
+    categories:
+      - name: Fan
+preferences:
+  - title: "Device Token"
+    name: token
+    required: true
+    preferenceType: string
+    definition:
+      stringType: text
+      default: ""

xiaomi-miot/profiles/xiaomi-fan.yml

@@ -6,8 +6,6 @@ components:
         version: 1
       - id: fanSpeed
         version: 1
-      - id: fanSpeedPercent
-        version: 1
       - id: fanOscillationMode
         version: 1
       - id: dictionaryangel05655.fanMode

xiaomi-miot/src/profile_builder.lua

@@ -47,6 +47,10 @@ function M.get_profile_for_model(model)
     if device_type == "air-purifier" and spec.properties and spec.properties.pm25 then
       return "xiaomi-air-purifier-pm25"
     end
+    -- For fans, check if speed_level is supported
+    if device_type == "fan" and spec.properties and spec.properties.speed_level then
+      return "xiaomi-fan-percent"
+    end
   else
     -- Fallback: infer from model name
     if model:find("light") or model:find("lamp") or model:find("ceiling") then