How to Async Append to File in Nim - Code Snippet

# Task: Async Append to File
# Language: Nim

proc async_append_to_file() =
    # Implementation for Async Append to File
    var result = ...; # Initialize variable
    # TODO: Implement core logic here
    # Step 1: Prepare data
    # Step 2: Process Async Append to File
    echo("Done");