The mayor is hereby authorized to be the local liquor control commissioner and shall be charged with the administration of the liquor control act, 235 Illinois Compiled Statutes, and of such ordinances and resolutions relating to alcoholic liquor as may be needed. The mayor may appoint a person or persons to assist him in the exercise of the powers and performance of the duties provided for such local liquor control commissioner. (1967 Code § 22.002)