Just like my Renegade (and with all platforms) weight capacity is key. These vehicles remain athletic and efficient when they are not loaded down. So balancing out what you need versus where to upgrade is up to you. There should be some OE upgrades available in terms of struts and springs.
Curiosity has led my research to whether or not adding the Frontrunner Slimline II rack system to my vehicle is worth the cost.
So I have a proven method for securing my RTT (and awning) to my Jeep; Thule Aeroblade load bars. For the price and quality they have served me...
Personally I would look for the best halogens available for your factory housing and in the future if you choose to add a winch mount or bull bar then add some brilliant light force fog lamps or equivalent to brighten the night with some flair.
Jeep Renegade BU and Jeep Compass MP offer Active Drive Low as part of the Trailhawk package.
There is great article explaining the overall operation of it in Overland Journal Spring 2018; Roaming Renegade: 2016 Jeep Renegade Trailhawk.
I picked up an InReach SE+ a few months back for travelling into areas of the rockies without cellular coverage and was very impressed with it's capability even with just the basic subscription to the Garmin service.
Don’t beat yourself up Dan. Better the Jeep that can be repaired instead of yourself. From the sounds of your write up, it couldn’t have happen at a better spot. Help was not far. Hang in there and keep sharing your adventure with us.