The public directory contains the index.php file, which is the entry point for all requests entering your application and configures autoloading.
In the Administrative Tools window, double-click Internet Information Services.. PROJECT_SOURCE_DIR: Top level source directory for the current project.
To determine the Web application root directory.
CMAKE_CURRENT_SOURCE_DIR: The path to the directory containing the CMakeLists.txt file that is currently being processed. By default, the wwwroot folder in the ASP.NET Core project is treated as a web root folder. Static files can be stored in any folder under the web root and accessed with a relative path to that root. The directory should be named after the project itself, and should be the git repo root directory. Not every CMakeLists.txt file defines a project–this is the directory that contains the most recent CMakeLists.txt file that defined a project. Create helper class