在package.json中scripts这个配置的命令是什么意思“dev”: “SET NODE_OPTIONS=–openssl-legacy-provider && vue-cli-service serve”, “serve”: “vue-cli-service serve”, “serve:dev”: “vue-cli-service serve --mode dev”, “serve:test”: “vue-cli-service serve --mode test”, “serve:smi”: “vue-cli-service serve --mode s