How to Grayscale Image in Go - Code Snippet

// Task: Grayscale Image
// Language: Go

func grayscale_image() {
    // Implementation for Grayscale Image
    var result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Grayscale Image
    fmt.Println("Done");
}