percona service use DATA_SAVE_PATH env var, same way mysql, mariadb.

Author: bestlong

docker-compose.yml

@@ -214,7 +214,7 @@ services:
         - MYSQL_PASSWORD=${PERCONA_PASSWORD}
         - MYSQL_ROOT_PASSWORD=${PERCONA_ROOT_PASSWORD}
       volumes:
-        - percona:/var/lib/mysql
+        - ${DATA_SAVE_PATH}/percona:/var/lib/mysql
         - ./percona/docker-entrypoint-initdb.d:/docker-entrypoint-initdb.d
       ports:
         - "${PERCONA_PORT}:3306"