docs: public static String removeIndentation(String rawValue) {
          String[] lines = rawValue.split("\\n");
          Integer commonIndent = null;
          for (int i = 0; i < lines.length; i++) {
              if (i == 0) continue;
              String line = lines[i];
              int length = line.length();
              int indent = leadingWhitespace(line);
              if (indent < length) {
                  if (commonIndent == null || indent < commonIndent) {
                      commonIndent = indent;
                  }
              }
          }
          List<String> lineList = new ArrayList<>(Arrays.asList(lines));
          if (commonIndent != null) {
              for (int i = 0; i < lineList.size(); i++) {
                  String line = lineList.get(i);
                  if (i == 0) continue;
                  if (line.length() > commonIndent) {
                      line = line.substring(commonIndent);
                      lineList.set(i, line);
                  }
              }
          }
          while (!lineList.isEmpty()) {
              String line = lineList.get(0);
              if (containsOnlyWhiteSpace(line)) {
                  lineList.remove(0);
              } else {
                  break;
              }
          }
          while (!lineList.isEmpty()) {
              int endIndex = lineList.size() - 1;
              String line = lineList.get(endIndex);
              if (containsOnlyWhiteSpace(line)) {
                  lineList.remove(endIndex);
              } else {
                  break;
              }
          }
          StringBuilder formatted = new StringBuilder();
          for (int i = 0; i < lineList.size(); i++) {
              String line = lineList.get(i);
              if (i == 0) {
                  formatted.append(line);
              } else {
                  formatted.append("\n");
                  formatted.append(line);
              }
          }
          return formatted.toString();
      }