feat: add "key-rotate" command (#709)

backend/internal/utils/cmd_util.go

@@ -0,0 +1,24 @@
+package utils
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+)
+
+// PromptForConfirmation prompts the user to answer "y" in the terminal
+func PromptForConfirmation(prompt string) (bool, error) {
+	fmt.Print(prompt + " [y/N]: ")
+
+	reader := bufio.NewReader(os.Stdin)
+	r, err := reader.ReadString('\n')
+	if err != nil {
+		return false, fmt.Errorf("failed to read response: %w", err)
+	}
+	r = strings.TrimSpace(strings.ToLower(r))
+
+	ok := r == "yes" || r == "y"
+
+	return ok, nil
+}