Enhance README.md with detailed service descriptions and port matrix for Docker services in the home lab environment.

n8n/compose.yaml

@@ -0,0 +1,25 @@
+version: '3'
+
+services:
+  n8n:
+    image: docker.n8n.io/n8nio/n8n:latest
+    container_name: n8n
+    ports:
+      - "5678:5678"
+    volumes:
+      - n8n_data:/home/node/.n8n
+      - ./data:/data
+      - /etc/localtime:/etc/localtime:ro
+    restart: unless-stopped
+    env_file:
+      - .env
+    network_mode: "host"
+    healthcheck:
+      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:5678/healthz"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+
+volumes:
+  n8n_data: