I'm a seller, not a developer — I triaged a Rust crash in a 1,300-star project

My smart home went dark on a weeknight. I got home, tapped the light switch in Home Assistant — nothing. Every Govee light in my apartment — bedroom, living room, kitchen — showed “unavailable.” The service bridging my Govee devices to HA was stuck in a crash loop. I checked the logs and found this: thread 'main' panicked at 'byte index 1 is not a char boundary; `用` is 3 bytes long' I don't write Rust. I sell cloud infrastructure at AWS. But my lights were off, the maintainer was asleep in a different timezone, and the issue tracker was filling up with other users hitting the same crash. So I opened Claude Code and started reading. The crash govee2mqtt is a ~1,300-star Rust project that bridges Govee smart home devices to Home Assistant via MQTT. It's the most complete integration available — and it's maintained by one person, wez . That morning, Govee pushed an API change. Preset names for multi-head lamps switched from English camelCase strings like "colorMode" to Chinese characters