Groups: Voting Phase Transitions

[thinmintdev]

Description

Implement state machine for group bet voting phases.

Phases

1. NOMINATION - Users propose markets
2. DELIBERATION - Research and discussion
3. VOTING - Members cast votes
4. APPROVED/REJECTED - Final state
5. EXECUTED - Trade placed

Implementation

• Automatic phase transitions based on time/votes
• Notification triggers for phase changes
• UI updates for current phase

Priority

P1 - Core groups voting flow