ESP32-C3 + weatherproof reed on OmnissiahsReach WiFi (no Zigbee mesh) for true
stowed/not-stowed state: BOM, wiring, ESPHome config, HA/bridge integration,
optional truthful template cover, and the Option-2 (wire-to-CAN-node) note.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>