Function create_progress_bar 

pub fn create_progress_bar(total: u64) -> ProgressBar

Creates a standardized progress bar for determinate operations.

Arguments

• total - Total number of bytes or units to process

Returns

A configured ProgressBar with:

• 40-character visual bar
• Elapsed time display
• Bytes progress (current/total)
• Estimated time to completion (ETA)

Display Format

[00:01:23] =========>------------------------------ 234MB/1GB (00:02:15)

Example

let file_size = 1024 * 1024 * 100; // 100 MB
let pb = create_progress_bar(file_size);

for _ in 0..100 {
    pb.inc(1024 * 1024);
}
pb.finish_with_message("Download complete");