Copy determines the type of source (file, directory, or symlink) and copies it accordingly.

CopyDir copies a directory from srcDir to destDir recursively.

CopyDotFiles copies files and directories starting with a dot from src to dst.

CopyFile copies a file from srcFile to destFile.

CopySymLink copies a symbolic link from srcLink to destLink.

CreateFolderIfNotExists checks if a folder exists, and if not, creates it.

ExpandPath resolves paths that include a tilde (~) to the user's home directory.

FindByExtAndRemove walks through the directory tree rooted at root and removes files with specified extensions.

GetValidatedFileName validates the given file path and returns the file name.

ValidatePath checks if the given path is a valid file path for reading.

WriteJsonFile writes JSON data to the specified file.