Write the main provisions and the weakness of the nepal government legal act 2004​

PREAMBLE: Whereas by virtue of the supreme authority vested through the instruments of their sacred Panja-patras by Shree Panch Maharajadhirajas of Nepal, dating from the Sambat year 1903 onwards, delegating all powers of the State upon the contemporaneous Shree Teen Maharajas.
And whereas I, Maharaja Padma Shum Shere Jung Bahadur Rana, and now carrying on the administration of the country by virtue of the authority vested in me by the aforesaid Panja- patra,
And whereas it is our fervent desire, through all social, economic and political developments to bring Nepal, this sacred country of Lord Pashupatinath, in line with the advanced nations of the world and give our beloved motherland her rightful place in the comity of nations,
And whereas through the resurrection of our ancient ideals of the Panchayat and other similar institutions, it is our declared policy to provide for the increasingly closer association of our dear people in every branch of administration and thus bring about enhanced prosperity and happiness to our people,
And whereas progress in giving effect of this policy can only be achieved by successive stages and must be guided by the cooperation received from those to whom new opportunities have been offered and by the extent to which further confidence can be reposed upon their sense of responsibility, . And whereas we consider it expedient that immediate steps in this direction should now be taken,
I, Maharaja Padma Shum Shree Jung Bahadur Rana, do hereby ordain and promulgate that Constitutional Act in the thirty-sixth year of the reign of His Majesty Shree Panch Maharajadhiraja Tribhubana Bir Bikram