✓ Groups — Create groups, share invite codes, toggle groups on/off per session
✓ Talk to Group — Broadcast your voice to all online group members
✓ Screen Control — Share your screen and give another user full mouse + keyboard control
✓ Ask for Control — Viewers can request control; sharers can accept or deny
✓ Business Theme — Blue/white professional look, toggle in header
✓ Connection Quality — Live indicator: direct P2P (green) vs TURN relay (yellow)
✓ Auto-reconnect — Automatically retries if your connection drops mid-call
✓ Native notifications — Desktop alerts even when window is minimised
✓ Missed comms history — Log of unanswered calls/intercoms with timestamps
→ Desktop app (.exe) available — see build-instructions.md