public SmartProjectComparator(ProjectDependencyGraph dependencyGraph) {
        this.dependencyGraph = dependencyGraph;
        this.projectWeights = new ConcurrentHashMap<>();
        this.comparator = createComparator();
    }

    /**
     * Gets the comparator for ordering projects by critical path priority.
     *
     * @return comparator that orders projects with longer dependency chains first
     */