private int resolveMinIndent(String[] lines) {
		return Arrays.stream(lines)
				.filter(line -> !line.trim().isEmpty())
				.mapToInt(this::countLeadingSpaces)
				.min()
				.orElse(0);
	}
Resolve min indent int.

@param lines the lines
@return the int
springdoc-openapi-starter-common/src/main/java/org/springdoc/core/utils/PropertyResolverUtils.java