Sheet 03 · Tags / Architecture
#Architecture
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AWriting
- Anthropic replaced git for its monorepo with Scion: 30,000 merges a day and checkouts in secondsOn October 13, 2026 Anthropic described Scion, the source control system a seven-person team built in five months after merges grew from 2,500 to more than 30,000 a day. It moves commits, merges and history to the server and fetches the trees and blobs a client asks for.
- A bad Firebase server payload crashed iOS apps at launch for six hours: issue 16728From 00:41 UTC on September 29, 2026, Google Analytics for Firebase on iOS crashed apps that fetched a malformed sdk-exp experiment payload. Google fixed the payload by 23:52 PDT on September 28 and released GoogleUtilities 8.1.4 to harden the SDK.
- F-Droid 2.0: a Kotlin and Compose rewrite, automatic updates, and no more Android 6F-Droid announced 2.0 on September 24, 2026, its largest client update in ten years. The app moved to Kotlin and Jetpack Compose, installs through Android's session installer with pre-approval, updates apps by default, and dropped Android 6 and the Privileged Extension.
- GraphQL caught up: a spec edition, GraphQL.js 17 and an AI pitchThe first full GraphQL spec edition since 2021 added @oneOf inputs and schema coordinates. GraphQL.js 17, the reference implementation, followed in June 2026. The changes for a client team, with a schema you can copy.
- Vite 8 runs on one bundler now: what the build numbers sayVite 8 replaced the esbuild-plus-Rollup pair with Rolldown, a single Rust bundler, and kept most plugins working. Build times from Linear, Ramp, Beehiiv and Mercedes-Benz.io, and a two-step migration path.
- Next.js adapters make the platform contract publicOn March 25, 2026, the Next.js team explained the stable Adapter API from 16.2: two build hooks, a public test suite that Vercel's own adapter must pass, verified adapters under the Next.js GitHub org, and a working group with OpenNext, Netlify, Cloudflare, AWS Amplify and Google Cloud.
- The React Foundation launches: Meta hands React to eight members and the Linux FoundationOn February 24, 2026, Meta stopped owning React, React Native and JSX. The React Foundation, hosted by the Linux Foundation with eight Platinum members and Seth Webster as executive director, now holds them, and a separate council sets technical direction.
- React Native on Meta Quest: Expo Go on the headset, one config plugin, no Google servicesMeta and Callstack published the setup for React Native on Meta Quest on February 24, 2026. Horizon OS is Android without Google Mobile Services, Expo Go runs on the headset, and the expo-horizon-core plugin adds a Quest build flavor next to your phone build.
- Inside Turbopack: speed from doing lessOn January 20, 2026, the Turbopack team explained its incremental engine: value cells that track reads like signals, dirty marking that stops when output stays equal, demand-driven recompute and an aggregation graph over millions of results. Your import graph decides how much of that it can skip.
- React Native 0.82 runs only on the New ArchitectureReact Native 0.82 shipped on October 8, 2025 as the first release with no Legacy Architecture switch. It also brings opt-in Hermes V1, React 19.1.1, DOM-style node APIs on refs and a debugOptimized Android build that runs at about 60 FPS instead of 20.
- From JAMstack to the App RouterA static site can carry search, feeds and interaction without turning into a backend project. The hard part is the contracts between those systems.