Some minor updates

data/compose.yaml

@@ -0,0 +1,14 @@
+services:
+  postgres:
+    image: postgres:latest
+    container_name: postgres_ticket
+    restart: unless-stopped
+    ports:
+      - 5432:5432
+    environment:
+      - POSTGRES_PASSWORD=tickets
+    volumes:
+      - pg_data:/var/lib/postregsql/pg_data
+
+volumes:
+  pg_data: