/**
     * Sets a HTML text to be used for overview documentation (optional).
     * <p>
     * <b>Example:</b> {@code overviewText = resources.text.fromFile("/overview.html")}
     */
    public void setOverviewText(@Nullable TextResource overviewText) {
        this.overview = overviewText;
    }

    /**
     * The most restrictive access level to include in the Groovydoc.
     *
     * <p>