Expand OpenManage AI documentation with architecture and deploy context.

Keeps runtime data and secrets out of git; documents relationship to OME Cockpit.

docker-compose.yml

@@ -0,0 +1,35 @@
+# OpenManage AI — Open WebUI for Dell OME MCP
+# Data lives on /home (913G) to avoid filling 70G root.
+services:
+  openmanage:
+    image: ghcr.io/open-webui/open-webui:v0.10.2
+    container_name: openmanage
+    restart: unless-stopped
+    ports:
+      - "3080:8080"
+    env_file:
+      - .env
+    environment:
+      - WEBUI_SECRET_KEY=${WEBUI_SECRET_KEY}
+      - WEBUI_NAME=${WEBUI_NAME}
+      - WEBUI_URL=${WEBUI_URL}
+      - ENABLE_SIGNUP=${ENABLE_SIGNUP}
+      - WEBUI_AUTH=${WEBUI_AUTH:-false}
+      - OPENAI_API_BASE_URL=${OPENAI_API_BASE_URL}
+      - OPENAI_API_KEY=${OPENAI_API_KEY}
+      - AIOHTTP_CLIENT_SESSION_TOOL_SERVER_SSL=${AIOHTTP_CLIENT_SESSION_TOOL_SERVER_SSL}
+      - HF_HOME=/app/backend/data/cache
+      - TRANSFORMERS_CACHE=/app/backend/data/cache
+      - SENTENCE_TRANSFORMERS_HOME=/app/backend/data/cache
+      - ENABLE_VERSION_UPDATE_CHECK=${ENABLE_VERSION_UPDATE_CHECK:-false}
+    volumes:
+      - ./data:/app/backend/data
+      - ./config/ome-ca.crt:/etc/ssl/certs/ome-ca.crt:ro
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8080/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 5
+      start_period: 60s