Used the boxy bag tutorial from Jess from OklaRoots (queen) with the following modifications:
The bluebells is a fat quarter from Loom, yellow is canvas from Firecracker, and the blue lining fabric is from Mom 💖
I am really happy with the topstitching between the two outer fabrics. I'm less happy about the seams and topstitches around the zipper, and one of the lining tabs is a little bit askew, but this is the first thing I've made where I am reasonably satisfied with the overall construction.
Mistakenly shortening the length ended up causing the bag to be, in my opinion, shockingly cute. An appropriate function for an adorable little bag is to store buttons: