Configure Hermes for German voice and responses

platform/hermes/config.yaml

@@ -30,6 +30,37 @@ agent:
   gateway_timeout: 3600
   session_stall_timeout: 600
 
+# German is the platform default. The display setting localizes the static
+# messages Hermes currently supports; agent replies are governed by SOUL.md.
+display:
+  language: "de"
+
+# Speech input stays local and private. A fixed German hint avoids Whisper
+# interpreting short utterances as English while retaining the fast base model.
+stt:
+  enabled: true
+  provider: "local"
+  language: "de"
+  prompt: "Hermes, Athena, Qwen, OpenWebUI, Unraid, Home Assistant, Sonarr, Radarr, Navidrome"
+  local:
+    model: "base"
+    language: "de"
+
+# Reuse Athena's OpenAI-compatible TTS route. It currently serves XTTS v2 with
+# Annmarie Nele and transparently falls back to Piper when XTTS is unavailable.
+tts:
+  provider: "openai"
+  speed: 1.0
+  openai:
+    model: "piper"
+    voice: "alloy"
+    speed: 1.0
+    base_url: "http://router:8081/v1"
+
+voice:
+  auto_tts: true
+  client_direct: false
+
 skills:
   creation_nudge_interval: 20