Field notes
Notes from real builds. What worked, and why.
Mirror the API you depend on
Why the Luminous site reads from its own Postgres copy of Hostaway instead of calling it on every page view, and how webhooks and small scheduled jobs keep that copy honest.
Never sell the same night twice
How a direct booking flow holds dates, takes payment and confirms exactly once, even when two guests reach for the same nights and the network misbehaves.