working with postgres

docker-compose.yml

@@ -8,6 +8,11 @@ services:
       - "3000:3000"
     volumes:
       - ./container-data:/app/data
+    networks:
+      - app_network
+    depends_on:
+      postgres:
+        condition: service_healthy
 
   caddy:
     image: caddy:2
@@ -17,3 +22,22 @@ services:
       - ./caddy:/etc/caddy
     depends_on:
       - express
+
+  postgres:
+    image: postgres
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+      POSTGRES_DB: ${POSTGRES_DB}
+    ports:
+      - "5432:5432"
+    networks:
+      - app_network
+    healthcheck:
+      test: [ "CMD", "pg_isready", "-U", "${POSTGRES_USER}", "-d", "${POSTGRES_DB}" ] # Check if PostgreSQL is ready
+      interval: 5s
+      retries: 3
+
+networks:
+  app_network:
+    driver: bridge