使用Kotlin重写

compose.yaml

@@ -1,5 +1,22 @@
 services:
+#  mariadb:
+#    image: 'mariadb:latest'
+#    environment:
+#      - 'MARIADB_DATABASE=mydatabase'
+#      - 'MARIADB_PASSWORD=secret'
+#      - 'MARIADB_ROOT_PASSWORD=verysecret'
+#      - 'MARIADB_USER=myuser'
+#    ports:
+#      - '3306'
+#  postgres:
+#    image: 'postgres:latest'
+#    environment:
+#      - 'POSTGRES_DB=mydatabase'
+#      - 'POSTGRES_PASSWORD=secret'
+#      - 'POSTGRES_USER=myuser'
+#    ports:
+#      - '5432'
   redis:
     image: 'redis:latest'
     ports:
-      - '6379'
+      - '6379'