Fix Hermes Gateway: Enable HTTP for container network, bind 0.0.0.0 and run gateway

services/hermes/docker-compose.yml

@@ -4,9 +4,11 @@ services:
     container_name: hermes
     env_file:
       - ../shared.env   # Geteilte API Keys (OpenRouter, Mistral, etc.)
+    command: gateway run
     environment:
       # Hermes Gateway API Server
       API_SERVER_ENABLED: "true"
+      API_SERVER_HOST: "0.0.0.0"
       API_SERVER_KEY: "${HERMES_API_KEY}"
       API_SERVER_PORT: "8642"
       # LLM Provider via OpenRouter