Awesome dude. U have some sewing skillz way in my back pocket, might be inspirational to make some gear of my own, great job!
Good job. Is the door section fully attached or removable? I built one very similar last summer. Here’s what it looks like with the side guys snuggled up. Still need to add the door portion of it.
What did you use to stiffen the bottom edge of your vent flaps?