Once Ves adjusted his mindset, he became a lot more engaged in the configuration of the Estrella Klavier-class.
Though he was tempted to treat it as something analogous to mech design, in truth he was more like a client who made a list of demands and expected them to be implemented.
The only difference was that he was something of an engineer himself, so he was able to sketch and design detailed features onto the ship diagram.
However, just because he made his choice didn't mean it would go through. Just like mechs, ships consisted of many interconnected parts and systems. A single, careless addition could easily mess with other systems, causing them to become skewed, which in turn cascaded into other disturbances!
Something as massive as adding a large Breyer alloy forecastle shaped in the form of a golden cat head significantly altered the flight characteristics of the factory ship.