Function log_file_operation 

pub fn log_file_operation(
    operation: &str,
    source: &str,
    destination: Option<&str>,
    print_level: u32,
)

Validates and logs file operations for wavefunction management.

Arguments

• operation - Description of the file operation
• source - Source file path
• destination - Destination file path (optional)
• print_level - Print level (0=quiet, 1=normal, 2=verbose)