io.ReadAll errors were silently discarded with `body, _ := io.ReadAll(...)`,
which could cause empty or partial data to be used for JSON unmarshaling
or error messages. This adds proper error checks for all instances.
A standalone web-based tool for managing picoclaw configuration, OAuth
authentication providers, and gateway process lifecycle. Features include
a sidebar layout with i18n (en/zh) and theme support, real-time gateway
log streaming, startup prerequisites checks, and Windows icon embedding.
Co-authored-by: wj-xiao <meetwenjie@gmail.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>