docs: add Live Courts + CRM Clients design document

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docs/plans/2026-03-02-live-courts-crm-design.md

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+# Live Courts + CRM Clients - Design Document
+
+## Overview
+
+Consolidate Bookings + Players into a "Live Courts" real-time status board. Replace the current Players page with a CRM-style Clients page focused on memberships, expirations, and visit history.
+
+## Navigation
+
+Before: Dashboard | Bookings | Players | Memberships | Reports | Settings
+After: Dashboard | Live Courts | Clients | Memberships | Reports | Settings
+
+## Live Courts Page (/live)
+
+Real-time dashboard showing all 6 courts. 3x2 grid of court cards.
+
+### Court States
+- Available (green) — empty, can check in players
+- Active (blue) — players on court, shows player list
+- Open Play (amber) — dedicated free courts, group scheduling
+- Booked (purple) — upcoming booking in next 30 min
+
+### Actions
+- Check In — add player (search existing or walk-in name)
+- End Session — clear all players
+- Schedule Group (open play only) — name/note + time, no cost
+
+### Auto-populate
+Bookings for current time auto-show as active players.
+
+## Open Play Courts
+
+Settings > Courts toggle: "Open Play Court" (boolean).
+- Amber badge on Live Courts
+- No pricing on bookings
+- Group scheduling: name/note + time slot, no client/payment
+
+## Clients CRM Page (/clients)
+
+### Stats Row
+Total Clients | Active Memberships | Expiring This Month | No Membership
+
+### Table Columns
+Name | Phone | Email | Membership | Status | Expires | Last Visit | Actions
+
+### Features
+- Membership status badges (Active=green, Expiring=amber, Expired=red, None=gray)
+- Filters: All / Active Members / Expiring Soon / Expired / No Membership
+- Search by name, email, phone
+- Client detail modal with membership + visit history
+
+## Schema Changes
+
+Court model: add `isOpenPlay Boolean @default(false)`
+
+New CourtSession model:
+- id, courtId, clientId (optional), walkInName (optional)
+- startTime, endTime, isActive
+- Relations to Court and Client