Can you beat the game with minimal upgrades to the ship?

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I'm currently trying to get through the main story of the game as fast as possible and at one point I was suggested by the game to upgrade my ship before attempting a mission. I still successfully completed the mission which brings me to my question.
Without any spoilers, can I get through the game without upgrading the ship much? If not then what areas of the ship should I focus on upgrading first?
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Do I need to upgrade my ship AC Odyssey?
We definitely recommend upgrading your hull first, at least until you can assign four lieutenants to your ship, as this will give you a few perks to work with. Also, upgrading your hull in Assassin's Creed Odyssey will give you a bit more ship armor, allowing you to take more hits.What is the fastest way to upgrade the Jackdaw?
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If you don't have these upgrades once you pass the ME2 point of no return, people will almost certainly die. Heavy Ship Armor (15,000 Palladium): this armor will help protect the ship if it's hit by ordinance and the shields don't hold - and if you don't have this for the suicide mission, it might have some...Can You Beat Sonic Adventure With No Upgrades?
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