feat: plan per-user memory integration

docker-compose.yml

@@ -9,7 +9,7 @@ services:
       LIVEKIT_API_SECRET: "${LIVEKIT_API_SECRET:-devsecret}"
       AZURE_SPEECH_KEY: "${AZURE_SPEECH_KEY:?Set AZURE_SPEECH_KEY in .env}"
       AZURE_SPEECH_REGION: "${AZURE_SPEECH_REGION:-eastus}"
-      AZURE_TTS_VOICE: "${AZURE_TTS_VOICE:-en-US-AvaNeural}"
+      AZURE_TTS_VOICE: "${AZURE_TTS_VOICE:-en-US-Ava:DragonHDOmniLatestNeural}"
       GEMMA_BASE_URL: "${GEMMA_BASE_URL:-http://192.168.86.2:8023/v1}"
       GEMMA_MODEL: "${GEMMA_MODEL:-gemma-4-e4b}"
       GEMMA_API_KEY: "${GEMMA_API_KEY:-not-needed}"