Function create_file 

pub fn create_file(directory: &str, file_name: &str) -> Result<()>

Creates a file with a specific name in a specific directory. If the directory does not exist, it will be created.

Arguments

• directory - The path to the directory where the file should be created.
• file_name - The name of the file to create.

Returns

• Ok(()) if the file is created successfully.
• Err(io::Error) if an error occurs.