I was Reincarnated as a Poor Farmer in a Different World So I Decided to Make Bricks to Build a Castle

Please read the title again In another world where the Royal family power is on decline and turmoil are lastingIn a remote village a young child who will later be named Ars is gardening and improving the landHaving the memories of his previous life he who was fond of city building games initiated to do selective breeding for crops and house constructions with his own magic to get out of poverty and finally acquired a brick creationSelling his bricks to a peddler he obtains a rare egg of a tamed beast but can he raise it safelyLater called as a Living God this is the beginning of the heroic tale of a young boy who founded a nation