"How My First User Request Uncovered a Hilarious Structural Bug"

I recently launched DeskFlow, a visual desk setup simulator. Just a few days in, I received my very first user request to add a new piece of equipment! The user requested the Kuycon P27D 4K 27" 144Hz monitor. They even took the time to manually configure the ports in the app before submitting (3 USB-C, 1 HDMI, 1 DP). It was an incredibly proud moment for me as a solo dev. Verifying the Specs Before pushing it to production, I checked the official Kuycon website to verify the ports. The user did a great job, but there were some slight differences compared to the official specs: USB-C: User put 3 -> Actually 2 (one 100W PD, one standard) HDMI: User put 1 -> Actually 2 (HDMI 2.1) DP: User put 1 -> Actually 1 (Spot on!) Missing: AC power and a 3.5mm audio jack. I corrected the data based on the official specs and inserted it directly into my Supabase database. The Mystery of the Missing Monitor I ran the SQL, saw the row in Supabase, and confidently hard-refreshed my app (Cmd+Shif