go: Errors are values.ahk

package main

import (
    "fmt"
    "os"
)

func readConfigFile(fileName string) (string, error) {
    data, err := os.ReadFile(fileName)
    if err != nil {
        return "", fmt.Errorf("failed to read config: %w", err)
    }
    return string(data), nil
}

func main() {
    content, err := readConfigFile("config.txt")
    if err != nil {
        fmt.Println("Error:", err)
        return
    }
    fmt.Println("Config:", content)
}