chore: initial commit

stacks/automation/docker-compose.yml

@@ -0,0 +1,62 @@
+# HomeAI Kit — Automation Stack (n8n + PostgreSQL)
+# Workflow automation that connects all other services.
+#
+# Setup:
+#   docker network create homeai-net    # once, if not already created
+#   docker compose up -d
+#
+# n8n UI: http://localhost:5678
+# Create your admin account on first visit.
+
+services:
+  postgres:
+    image: postgres:16-alpine
+    container_name: homeai-postgres
+    ports:
+      - "${POSTGRES_PORT:-5432}:5432"
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER:-homeai}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?Set POSTGRES_PASSWORD in .env}
+      POSTGRES_DB: ${POSTGRES_DB:-n8n}
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-homeai} -d ${POSTGRES_DB:-n8n}"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    restart: unless-stopped
+    networks:
+      - homeai-net
+
+  n8n:
+    image: n8nio/n8n:latest
+    container_name: homeai-n8n
+    ports:
+      - "${N8N_PORT:-5678}:5678"
+    environment:
+      DB_TYPE: postgresdb
+      DB_POSTGRESDB_HOST: postgres
+      DB_POSTGRESDB_PORT: 5432
+      DB_POSTGRESDB_DATABASE: ${POSTGRES_DB:-n8n}
+      DB_POSTGRESDB_USER: ${POSTGRES_USER:-homeai}
+      DB_POSTGRESDB_PASSWORD: ${POSTGRES_PASSWORD:?Set POSTGRES_PASSWORD in .env}
+      N8N_HOST: ${N8N_HOST:-localhost}
+      N8N_PROTOCOL: http
+      WEBHOOK_URL: http://${N8N_HOST:-localhost}:${N8N_PORT:-5678}/
+    volumes:
+      - n8n_data:/home/node/.n8n
+    depends_on:
+      postgres:
+        condition: service_healthy
+    restart: unless-stopped
+    networks:
+      - homeai-net
+
+volumes:
+  postgres_data:
+  n8n_data:
+
+networks:
+  homeai-net:
+    external: true