feat(hermes): build from local Dockerfile with voice support

- Change hermes service from image: to build:
- Enables custom image with libportaudio2 and voice Python packages

ai/compose.yml

@@ -26,7 +26,9 @@ services:
       - "traefik.http.routers.webui-https.tls.certresolver=njalla"
 
   hermes:
-    image: nousresearch/hermes-agent:latest
+    build:
+      context: ./hermes
+      dockerfile: Dockerfile
     container_name: hermes
     restart: always
     # Gateway run enables the internal API server on port 8642
@@ -39,6 +41,12 @@ services:
       - API_SERVER_KEY=hermes_local_key
       - GATEWAY_ALLOW_ALL_USERS=true
       - OPENROUTER_API_KEY=${OPENROUTER_API_KEY}
+      # ROCm for GPU-accelerated faster-whisper STT
+      - HSA_OVERRIDE_GFX_VERSION=9.0.6
+      - HCC_AMDGPU_TARGET=gfx906
+      - HIP_VISIBLE_DEVICES=0,1
+      - ROCR_VISIBLE_DEVICES=0,1
+      - HSA_ENABLE_SDMA=0
     volumes:
       - /mnt/HoardingCow_docker_data/Hermes/data:/opt/data
     devices: