Review Detail of Coliflor in Become the Castellan in Another World

if mc says that something is needed, the villagers will craft it without needing any related knowledge or tools and the product crafted will be better and more sophisticated than those of the modern world if mc says that drinking sea water is good to combat dehydratation and eating iron combats anemia, it will become facts because mc is always right (even when he is wrong, he is right) all mc half assed plans will work perfectly because of plot armor