Done ticket GEPAFINBE-210

src/main/java/net/gepafin/tendermanagement/util/Utils.java

@@ -1011,5 +1011,15 @@ public class Utils {
 		}
 	}
 
+	public static List<String> commaSeparatedStringToList(String emails) {
+		if (emails == null || emails.isEmpty()) {
+			return new ArrayList<>();
+		}
+		return Arrays.stream(emails.split(","))
+				.map(String::trim)
+				.collect(Collectors.toList());
+	}
+
+
 }