菜单：任务-配置任务

改为如下：

{

    // See https://go.microsoft.com/fwlink/?LinkId=733558

    // for the documentation about the tasks.json format

    "version": "2.0.0",

    "command": "",

    "args": [],

    "tasks": [

        {

            "label": "build",

            "command": "dotnet",

            "type": "shell",

            "args": [

                "build"

            ],

            "options": {

                "cwd": "${workspaceRoot}"

            },

            "group": {

                "kind": "build",

                "isDefault": true

            },

            "presentation": {

                "echo": true,

                "reveal": "always",

                "focus": false,

                "panel": "shared"

            },

            "problemMatcher": "$msCompile"

        }

    ]

}