archsynth prompt add cars buses only preserve base image completely mode edit insert base image uploaded cityscape global rule critical this is a pure insertion task the base image must remain pixel identical everywhere except for the newly inserted vehicles no other modifications are allowed vehicles cars insert cars only on existing asphalt streets all streets are double lane roads scatter cars naturally along all streets cars must follow lane direction and curvature maintain realistic spacing and moderate city traffic do not place cars on sidewalks plazas green areas or buildings cars must match the scene s lighting shadows and perspective buses insert city buses only on the front main road buses must be correctly scaled and aligned with the lanes include multiple buses to indicate realistic traffic flow buses must match the scene s lighting and shadows absolute hard constraints do not add remove modify or replace any existing pixels do not add or alter people buildings pavements landscaping water or any other object do not change lighting shadows colours materials or camera perspective do not stylize enhance or reinterpret the image result the final image should be identical to the base image with only cars added along all streets and buses running on the front main road