/**
     * Set a given project property.
     *
     * @param project the project to modify
     * @param key they property's key
     * @param value the value or {@code null} to unset the property
     */
    void setProperty(@Nonnull Project project, @Nonnull String key, @Nullable String value);

    @Nonnull
    Optional<Project> getExecutionProject(@Nonnull Project project);