feat: CRM Clinicas SaaS - MVP completo

- Auth: Login/Register con creacion de clinica
- Dashboard: KPIs reales, graficas recharts
- Pacientes: CRUD completo con busqueda
- Agenda: FullCalendar, drag-and-drop, vista recepcion
- Expediente: Notas SOAP, signos vitales, CIE-10
- Facturacion: Facturas con IVA, campos CFDI SAT
- Inventario: Productos, stock, movimientos, alertas
- Configuracion: Clinica, equipo, catalogo servicios
- Supabase self-hosted: 18 tablas con RLS multi-tenant
- Docker + Nginx para produccion

Co-Authored-By: claude-flow <ruv@ruv.net>

scripts/backup.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+# CRM Clinicas — Daily PostgreSQL Backup Script
+# Runs via cron: 0 3 * * * /root/CrmClinicas/scripts/backup.sh >> /root/CrmClinicas/backups/backup.log 2>&1
+
+set -euo pipefail
+
+BACKUP_DIR="/root/CrmClinicas/backups"
+TIMESTAMP=$(date +%Y%m%d_%H%M%S)
+KEEP_DAYS=7
+
+mkdir -p "$BACKUP_DIR"
+
+echo "[$(date)] Starting backup..."
+
+# Dump PostgreSQL
+docker exec docker-db-1 pg_dump \
+  -U supabase_admin \
+  -d postgres \
+  --format=custom \
+  --compress=9 \
+  -f /tmp/backup_${TIMESTAMP}.dump 2>&1
+
+# Copy dump from container
+docker cp docker-db-1:/tmp/backup_${TIMESTAMP}.dump \
+  "$BACKUP_DIR/db_${TIMESTAMP}.dump"
+
+# Clean up temp file in container
+docker exec docker-db-1 rm -f /tmp/backup_${TIMESTAMP}.dump
+
+# Remove old backups (keep last N days)
+find "$BACKUP_DIR" -name "db_*.dump" -mtime +${KEEP_DAYS} -delete 2>/dev/null || true
+
+# Show backup size
+BACKUP_SIZE=$(du -h "$BACKUP_DIR/db_${TIMESTAMP}.dump" | cut -f1)
+echo "[$(date)] Backup completed: db_${TIMESTAMP}.dump (${BACKUP_SIZE})"
+
+# Count remaining backups
+BACKUP_COUNT=$(ls -1 "$BACKUP_DIR"/db_*.dump 2>/dev/null | wc -l)
+echo "[$(date)] Total backups retained: ${BACKUP_COUNT}"