Add an option to play audio on thinking

home-assistant-voice.yaml

@@ -208,6 +208,20 @@ switch:
     entity_category: config
     optimistic: true
     restore_mode: RESTORE_DEFAULT_ON
+
+  # New: Option to play processing sound when assistant is thinking
+  - platform: template
+    id: thinking_sound
+    name: "Thinking sound"
+    icon: "mdi:music-note"
+    entity_category: config
+    optimistic: true
+    restore_mode: RESTORE_DEFAULT_OFF
+    on_turn_on:
+      - script.execute: control_leds
+    on_turn_off:
+      - script.execute: control_leds
+
   # Internal switch to track when a timer is ringing on the device.
   - platform: template
     id: timer_ringing
@@ -1559,6 +1573,8 @@ media_player:
         file: https://github.com/esphome/home-assistant-voice-pe/raw/dev/sounds/easter_egg_tada.mp3
       - id: error_cloud_expired
         file: https://github.com/esphome/home-assistant-voice-pe/raw/dev/sounds/error_cloud_expired.mp3
+      - id: processing_sound
+        file: https://github.com/esphome/home-assistant-voice-pe/raw/dev/sounds/processing.wav
 
 voice_kit:
   id: voice_kit_component
@@ -1729,6 +1745,16 @@ voice_assistant:
   on_stt_vad_end:
     - lambda: id(voice_assistant_phase) = ${voice_assist_thinking_phase_id};
     - script.execute: control_leds
+    # Play optional processing sound if enabled
+    - if:
+        condition:
+          lambda: 'return id(thinking_sound).state;'
+        then:
+          - script.execute:
+              id: play_sound
+              parameters:
+                priority: true
+                sound_file: !lambda return id(processing_sound);
   on_intent_progress:
     - if:
         condition: