Add Bundling and Minification to the project

[shreesharao]

Add Bundling and Minification feature to the project.

[shreesharao]

With the release of ASP.NET Core 2.1, mvc project template by default do not include bundleconfig.json file -refer. Visual studio tool LibMan is not yet ready.

[shreesharao]

• Added reference to BuildBundlerMinifier dotnet add package BuildBundlerMinifier This adds a pre-build target to bundle and minify the static files

• Added bundleconfig.json file to the project root

    [
    {
      "outputFileName": "wwwroot/css/site.min.css",
      "inputFiles": [
        "wwwroot/css/main.css",
        "wwwroot/css/profile/profile.scss"
      ]
    },
    {
      "outputFileName": "wwwroot/js/site.min.js",
      "inputFiles": [
        "wwwroot/js/site.js"
      ],
      "minify": {
        "enabled": true,
        "renameLocals": true
      },
      "sourceMap": false
    }
  ]

• Run dotnet build - creats minified file.