feat: API test scripts + quickstart

- start.sh: All-in-One Launcher (compose up + wait + API test)
- test_api_extended.py: Full CRUD, search, relationships
- test_seed.py: Mass data generator (accounts/contacts/leads)
- Updated README with test script documentation

start.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+# SugarCRM 6.5.26 CE — Quickstart Script
+# =======================================
+# Was es tut:
+#   1. Prüft Docker + Compose
+#   2. Startet SugarCRM + MySQL
+#   3. Wartet bis alles ready ist
+#   4. Öffnet Web-UI URL
+#   5. Führt API-Test durch
+
+set -e
+
+SUGARCRM_PORT="${SUGARCRM_PORT:-2080}"
+ADMIN_USER="${SUGARCRM_ADMIN_USER:-admin}"
+ADMIN_PASS="${SUGARCRM_ADMIN_PASSWORD:-admin123}"
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+
+echo "🍬 SugarCRM 6.5.26 CE — Quickstart"
+echo "=================================="
+echo ""
+
+# Check Docker
+if ! command -v docker &>/dev/null; then
+    echo "❌ Docker ist nicht installiert!"
+    exit 1
+fi
+
+# Check docker compose (v2 syntax)
+COMPOSE_CMD=""
+if docker compose version &>/dev/null 2>&1; then
+    COMPOSE_CMD="docker compose"
+elif command -v docker-compose &>/dev/null 2>&1; then
+    COMPOSE_CMD="docker-compose"
+else
+    echo "❌ Docker Compose nicht gefunden!"
+    exit 1
+fi
+
+echo "📦 Starte SugarCRM..."
+cd "$SCRIPT_DIR"
+$COMPOSE_CMD up -d
+
+echo ""
+echo "⏳ Warte auf SugarCRM (kann 1-2 Minuten dauern)..."
+for i in $(seq 1 60); do
+    if curl -s "http://localhost:$SUGARCRM_PORT" >/dev/null 2>&1; then
+        echo "✅ SugarCRM ist bereit!"
+        break
+    fi
+    sleep 2
+done
+
+echo ""
+echo "=================================="
+echo "🌐 Web-UI:  http://localhost:$SUGARCRM_PORT"
+echo "👤 Login:   $ADMIN_USER / $ADMIN_PASS"
+echo "🔌 API:     http://localhost:$SUGARCRM_PORT/service/v4_1/rest.php"
+echo "=================================="
+echo ""
+
+# Run API test
+echo "🧪 Führe API-Test durch..."
+echo ""
+
+python3 "$SCRIPT_DIR/test_api.py"
+
+echo ""
+echo "✅ SugarCRM ist vollständig eingerichtet und getestet!"
+echo ""
+echo "📋 Nützliche Befehle:"
+echo "   docker compose logs -f sugarcrm    # Logs anzeigen"
+echo "   docker compose down                # Stoppen (Daten bleiben)"
+echo "   docker compose down -v             # Stoppen + ALLE DATEN LÖSCHEN"
+echo "   python3 test_api.py               # API-Test erneut ausführen"