In pursuance of the authority conferred by the Georgia General Planning and Zoning Enabling Act of 1957, as amended [now repealed], and for the purpose of promoting the health, safety, morals, convenience, order, prosperity or the general welfare of the City of Lyons; lessening congestion in the streets; securing safety from fire, panic and other dangers; providing adequate light and air; preventing the overcrowding of land; avoiding undue concentration of population; facilitating the adequate provision of transportation, water, sewerage, schools, parks and other public requirements; promoting desirable living conditions and the sustained stability of neighborhoods; protecting property against blight and depreciation; conserving the value of buildings and encouraging the most appropriate use of land and other buildings and structures throughout the municipality, all in accordance with a comprehensive plan, the city council of Lyons, Georgia, does ordain and enact into law the following articles and sections.