DESIGN.md: one process with several threads (D16), three layers (D17),
HA-centric object classes (D18), injected configuration (D19). Design
decisions move from REQUIREMENTS.md to DESIGN.md.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
D14: libmosquitto from Debian, shipped in the package (Qt MQTT needs the
exact Qt version; nothing on the Frame). D15: own device-based discovery
layer on Qt's JSON classes. Document the libraries per requirement and
what the Frame provides (Qt modules, OpenSSL 3.2.1, glibc 2.39).
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Requirements engineering for iteration 1 is finished (D13); phase 2
(planning and design) starts.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
matzmanandClaude Opus 5.5