Hedge: Build Log
Engineering events documented as they happen. The evergreen architecture picture lives in the case study; this is what actually happened along the way.
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Nobody had walked this path, so here's the map
CloudKit from an Expo app, pothole by pothole: simulator entitlements that lie, a zone API that succeeds while failing, radioactive dev data, and the gitignore supply-chain bug that shipped a build without its own native module. Ends with the extracted open-source bridge.
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The schema had already done it
Adding iCloud sync to a no-backend app: immutable answers, derived state, and deterministic shuffles turn out to be the sync design, waiting. Plus the chip-economy bug this very write-up caught before it published.
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iPad support in a day, and then every screen Apple sells
A morning "would iPad be hard?" reaches App Store approval the next day: the compatibility-mode trap, thumbs-as-design-constraint, five flushed-out bugs, a screenshot heist, and flipping the switches for Mac and Vision Pro.
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The countdown was centered, and Todd was right anyway
A tester said the countdown digits did not feel centered, and the measurements said he was wrong. He was right twice: a shrink animation that dragged the digit upward, and the anatomy of the numeral 1.
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Six plans, one day, and an agent fleet
Executing a quality campaign with Claude sub-agents: two-stage reviews, 123 new tests, a same-day feature from watching real players, and a self-inflicted publish outage on the way out.