diff --git a/README.md b/README.md
index fde8c18..a5d16d8 100644
--- a/README.md
+++ b/README.md
@@ -13,15 +13,39 @@ cd sugar-crm
 # 2. Konfigurieren (Passwörter ändern!)
 nano .env
 
-# 3. Starten
+# 3. Starten (All-in-One)
+./start.sh
+# ODER manuell:
 docker compose up -d
 
 # 4. Web-UI öffnen
 # → http://localhost:2080
 # Login: admin / admin123
+```
 
-# 5. API testen
+## 🧪 API-Test-Scripte
+
+| Script | Beschreibung |
+|--------|-------------|
+| `start.sh` | **All-in-One**: Starten + Warten + API-Test |
+| `test_api.py` | Basis-Test: Login, Module, CRUD |
+| `test_api_extended.py` | Erweiterter Test: Felder, Suche, Relationships, CRUD |
+| `test_seed.py` | Massendaten-Generator: Accounts, Contacts, Leads |
+
+### Beispiele
+
+```bash
+# Schnelltest
 python3 test_api.py
+
+# Vollständiger API-Test
+python3 test_api_extended.py
+
+# 50 Test-Accounts + 50 Contacts + 50 Leads generieren
+python3 test_seed.py --count 50
+
+# Nur Daten zählen (keine neuen erstellen)
+python3 test_seed.py --clean
 ```
 
 ## 🏗️ Architektur
diff --git a/start.sh b/start.sh
new file mode 100755
index 0000000..0d81eef
--- /dev/null
+++ b/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"
diff --git a/test_api.py b/test_api.py
old mode 100644
new mode 100755
diff --git a/test_api_extended.py b/test_api_extended.py
new file mode 100755
index 0000000..3ea760c
--- /dev/null
+++ b/test_api_extended.py
@@ -0,0 +1,321 @@
+#!/usr/bin/env python3
+"""
+SugarCRM 6.5 CE — Erweiterte API-Tests
+========================================
+Testet alle wichtigen REST v4.1 Operationen:
+- Login / Logout
+- Module auflisten
+- CRUD auf Accounts
+- Relationships
+- Globale Suche
+"""
+import http.client
+import json
+import hashlib
+import urllib.parse
+import sys
+import os
+from datetime import datetime
+
+BASE_HOST = os.environ.get("SUGARCRM_HOST", "localhost")
+BASE_PORT = os.environ.get("SUGARCRM_PORT", "2080")
+ENDPOINT = "/service/v4_1/rest.php"
+BASE_URL = f"{BASE_HOST}:{BASE_PORT}"
+
+USER = os.environ.get("SUGARCRM_USER", "admin")
+PASSWORD = os.environ.get("SUGARCRM_PASSWORD", "admin123")
+PWD_HASH = hashlib.md5(PASSWORD.encode()).hexdigest()
+
+failures = 0
+test_account_id = None
+session = None
+
+
+def call_api(method, rest_data):
+    """Aufruf der SugarCRM REST v4.1 API"""
+    conn = http.client.HTTPConnection(BASE_URL, timeout=30)
+    body = urllib.parse.urlencode({
+        "method": method,
+        "input_type": "JSON",
+        "response_type": "JSON",
+        "rest_data": json.dumps(rest_data)
+    })
+    headers = {"Content-Type": "application/x-www-form-urlencoded"}
+    try:
+        conn.request("POST", ENDPOINT, body, headers)
+        resp = conn.getresponse()
+        if resp.status == 302:
+            return {"_error": f"Redirect (AdminWizard active?)"}
+        data = json.loads(resp.read().decode())
+        conn.close()
+        return data
+    except Exception as e:
+        return {"_error": str(e)}
+
+
+def test(name, fn):
+    global failures
+    try:
+        result = fn()
+        if result:
+            print(f"   ✅ {name}")
+            return result
+        else:
+            print(f"   ❌ {name}")
+            failures += 1
+            return None
+    except Exception as e:
+        print(f"   ❌ {name}: {e}")
+        failures += 1
+        return None
+
+
+def main():
+    global session, test_account_id
+
+    print("=" * 60)
+    print("🍬 SugarCRM 6.5.26 CE — Erweiterte API-Tests")
+    print(f"   URL: http://{BASE_URL}")
+    print("=" * 60)
+
+    # === AUTH ===
+    print("\n📌 AUTHENTIFIZIERUNG")
+
+    def do_login():
+        global session
+        result = call_api("login", {
+            "user_auth": {"user_name": USER, "password": PWD_HASH},
+            "application_name": "Extended Test Suite"
+        })
+        if result.get("_error"):
+            return False
+        if result.get("id"):
+            session = result["id"]
+            return True
+        return False
+
+    if not test("Login", do_login):
+        print("\n❌ Login fehlgeschlagen. Tests abgebrochen.")
+        print("   Prüfe: Läuft der Container? Admin Wizard deaktiviert?")
+        sys.exit(1)
+
+    # === MODULES ===
+    print("\n📌 MODULE")
+
+    def get_modules():
+        result = call_api("get_available_modules", {"session": session})
+        if "_error" in result:
+            return False
+        if result and "modules" in result:
+            count = len(result["modules"])
+            # Zeige alle Module
+            names = [m["module_key"] for m in result["modules"]]
+            print(f"      Verfügbar ({count}): {', '.join(names)}")
+            return True
+        return False
+
+    test("Verfügbare Module", get_modules)
+
+    def get_module_fields():
+        result = call_api("get_module_fields", {
+            "session": session,
+            "module_name": "Accounts",
+            "fields": []
+        })
+        if "_error" in result:
+            return False
+        if result and "module_fields" in result:
+            fields = [f["name"] for f in result["module_fields"].values()]
+            print(f"      Accounts Felder ({len(fields)}): {', '.join(fields)}")
+            return True
+        return False
+
+    test("Accounts Felder", get_module_fields)
+
+    # === CRUD: Accounts ===
+    print("\n📌 CRUD: ACCOUNTS")
+
+    def create_account():
+        global test_account_id
+        name = f"API Test {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}"
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Accounts",
+            "name_value_list": {
+                "name": {"name": "name", "value": name},
+                "account_type": {"name": "account_type", "value": "Customer"},
+                "industry": {"name": "industry", "value": "Technology"},
+                "phone_office": {"name": "phone_office", "value": "+49 30 1234567"},
+                "description": {"name": "description", "value": "API erstellter Test-Account"},
+            }
+        })
+        if result.get("id"):
+            test_account_id = result["id"]
+            print(f"      Name: '{name}', ID: {test_account_id[:10]}...")
+            return True
+        return False
+
+    test("Account erstellen (set_entry)", create_account)
+
+    def read_account():
+        if not test_account_id:
+            return False
+        result = call_api("get_entry", {
+            "session": session,
+            "module_name": "Accounts",
+            "id": test_account_id,
+            "select_fields": ["name", "account_type", "industry", "phone_office", "description"]
+        })
+        if "_error" in result:
+            return False
+        if result and "entry_list" in result:
+            vals = {n["name"]: n["value"] for n in result["entry_list"][0]["name_value_list"]}
+            print(f"      Name: {vals.get('name')}, Typ: {vals.get('account_type')}, "
+                  f"Tel: {vals.get('phone_office')}, Branche: {vals.get('industry')}")
+            return True
+        return False
+
+    test("Account lesen (get_entry)", read_account)
+
+    def update_account():
+        if not test_account_id:
+            return False
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Accounts",
+            "name_value_list": {
+                "id": {"name": "id", "value": test_account_id},
+                "phone_office": {"name": "phone_office", "value": "+49 30 999888777"},
+                "description": {"name": "description", "value": "AKTUALISIERT via API"},
+            }
+        })
+        return bool(result.get("id"))
+
+    test("Account updaten (set_entry mit ID)", update_account)
+
+    def delete_account():
+        if not test_account_id:
+            return False
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Accounts",
+            "name_value_list": {
+                "id": {"name": "id", "value": test_account_id},
+                "deleted": {"name": "deleted", "value": "1"},
+            }
+        })
+        return bool(result.get("id"))
+
+    test("Account löschen (soft delete)", delete_account)
+
+    # === LIST ===
+    print("\n📌 LIST & FILTER")
+
+    def list_accounts():
+        result = call_api("get_entry_list", {
+            "session": session,
+            "module_name": "Accounts",
+            "query": "",
+            "order_by": "date_entered DESC",
+            "offset": 0,
+            "select_fields": ["name", "id", "date_entered", "account_type"],
+            "max_results": 5,
+            "deleted": 0
+        })
+        if "_error" in result:
+            return False
+        if result and "entry_list" in result:
+            count = result.get("result_count", 0)
+            print(f"      Gefunden: {count} Accounts")
+            for entry in result["entry_list"][:3]:
+                vals = {n["name"]: n["value"] for n in entry["name_value_list"]}
+                print(f"      - {vals.get('name', 'N/A')} ({vals.get('account_type', 'N/A')})")
+            return True
+        return False
+
+    test("Accounts auflisten", list_accounts)
+
+    def search_accounts():
+        result = call_api("search_by_module", {
+            "session": session,
+            "search_string": "API",
+            "modules": ["Accounts"],
+            "offset": 0,
+            "max_results": 10,
+        })
+        if result and "entry_list" in result:
+            count = result.get("entry_list", [])
+            print(f"      Suche 'API': {len(count)} Treffer in Accounts")
+            return True
+        return False
+
+    test("Globale Suche nach 'API'", search_by_module)
+
+    # === RELATIONSHIPS ===
+    print("\n📌 RELATIONSHIPS")
+
+    def create_contact():
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Contacts",
+            "name_value_list": {
+                "first_name": {"name": "first_name", "value": "Max"},
+                "last_name": {"name": "last_name", "value": "Mustermann"},
+                "email1": {"name": "email1", "value": "max@example.com"},
+            }
+        })
+        if result.get("id"):
+            print(f"      Contact ID: {result['id'][:10]}...")
+            return result["id"]
+        return None
+
+    contact_id = test("Kontakt erstellen", create_contact)
+
+    def create_account_for_rel():
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Accounts",
+            "name_value_list": {
+                "name": {"name": "name", "value": f"Rel Test {datetime.now().strftime('%H:%M')}"},
+            }
+        })
+        if result.get("id"):
+            return result["id"]
+        return None
+
+    account_id = test("Account für Relationship", create_account_for_rel)
+
+    def set_relationship():
+        if not account_id or not contact_id:
+            print("      ⏭️  Überspringe (kein Account/Kontakt)")
+            return True  # Don't count as failure
+        result = call_api("set_relationship", {
+            "session": session,
+            "module_name": "Accounts",
+            "module_id": account_id,
+            "link_field_name": "contacts",
+            "related_ids": [contact_id],
+        })
+        return result.get("created", 0) > 0
+
+    test("Relationship Account↔Kontakt", set_relationship)
+
+    # === LOGOUT ===
+    print("\n📌 LOGOUT")
+    def do_logout():
+        result = call_api("logout", {"session": session})
+        return True  # logout returns empty on success
+
+    test("Logout", do_logout)
+
+    # === SUMMARY ===
+    print(f"\n{'=' * 60}")
+    if failures == 0:
+        print(f"✅ ALLE TESTS BESTANDEN!")
+    else:
+        print(f"⚠️  {failures} Test(s) fehlgeschlagen")
+    print(f"{'=' * 60}")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/test_seed.py b/test_seed.py
new file mode 100755
index 0000000..c43c8e0
--- /dev/null
+++ b/test_seed.py
@@ -0,0 +1,198 @@
+#!/usr/bin/env python3
+"""
+SugarCRM 6.5 CE — Massendaten-Generator für API-Tests
+======================================================
+Erstellt Test-Accounts, Contacts und Leads via REST v4.1 API.
+Nützlich für Lasttests und Datenmigration-Tests.
+
+Usage:
+  python3 test_seed.py           # 10 Accounts + 10 Contacts
+  python3 test_seed.py --count 50  # 50 von jedem
+  python3 test_seed.py --clean     # Alle Test-Daten löschen
+"""
+import http.client
+import json
+import hashlib
+import urllib.parse
+import sys
+import os
+import time
+import argparse
+from datetime import datetime
+
+BASE_HOST = os.environ.get("SUGARCRM_HOST", "localhost")
+BASE_PORT = os.environ.get("SUGARCRM_PORT", "2080")
+ENDPOINT = "/service/v4_1/rest.php"
+BASE_URL = f"{BASE_HOST}:{BASE_PORT}"
+
+USER = os.environ.get("SUGARCRM_USER", "admin")
+PASSWORD = os.environ.get("SUGARCRM_PASSWORD", "admin123")
+PWD_HASH = hashlib.md5(PASSWORD.encode()).hexdigest()
+
+COMPANIES = ["ACME Corp", "Globex Inc", "Initech", "Umbrella Corp", "Stark Industries",
+             "Wayne Enterprises", "Oscorp", "Massive Dynamic", "Weyland-Yutani", "Cyberdyne",
+             "Hooli", "Pied Piper", "Dunder Mifflin", "Sterling Cooper", "Los Pollos Hermanos",
+             "Bluth Company", "Soylent Corp", "Tyrell Corp", "Aperture Science", "Black Mesa"]
+
+FIRST_NAMES = ["Max", "Erika", "Klaus", "Sabine", "Thomas", "Julia", "Michael", "Anna",
+               "Peter", "Laura", "Andreas", "Maria", "Stefan", "Nicole", "Markus"]
+LAST_NAMES = ["Müller", "Schmidt", "Schneider", "Fischer", "Weber", "Meyer", "Wagner",
+              "Becker", "Hoffmann", "Schäfer", "Koch", "Bauer", "Richter", "Klein", "Wolf"]
+
+INDUSTRIES = ["Technology", "Healthcare", "Finance", "Manufacturing", "Retail",
+              "Energy", "Education", "Media", "Transportation", "Real Estate"]
+
+
+def call_api(method, rest_data):
+    conn = http.client.HTTPConnection(BASE_URL, timeout=30)
+    body = urllib.parse.urlencode({
+        "method": method,
+        "input_type": "JSON",
+        "response_type": "JSON",
+        "rest_data": json.dumps(rest_data)
+    })
+    conn.request("POST", ENDPOINT, body, {"Content-Type": "application/x-www-form-urlencoded"})
+    resp = conn.getresponse()
+    if resp.status == 302:
+        return {"_error": "Redirect"}
+    data = json.loads(resp.read().decode())
+    conn.close()
+    return data
+
+
+def login():
+    print("🔑 Login...", end=" ")
+    result = call_api("login", {
+        "user_auth": {"user_name": USER, "password": PWD_HASH},
+        "application_name": "Seeder Script"
+    })
+    if result.get("id"):
+        print("✅")
+        return result["id"]
+    print(f"❌ {result.get('description', 'Unknown error')}")
+    sys.exit(1)
+
+
+def create_accounts(session, count):
+    print(f"\n🏢 Erstelle {count} Accounts...")
+    created = 0
+    for i in range(count):
+        name = f"{COMPANIES[i % len(COMPANIES)]} (Seed {i+1})"
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Accounts",
+            "name_value_list": {
+                "name": {"name": "name", "value": name},
+                "account_type": {"name": "account_type", "value": "Customer"},
+                "industry": {"name": "industry", "value": INDUSTRIES[i % len(INDUSTRIES)]},
+                "phone_office": {"name": "phone_office", "value": f"+49 30 {1000000+i}"},
+                "description": {"name": "description", "value": f"API Seeder {datetime.now().isoformat()}"},
+            }
+        })
+        if result.get("id"):
+            created += 1
+        if (i+1) % 20 == 0:
+            print(f"   ... {i+1}/{count}")
+        time.sleep(0.1)  # Rate limiting
+    print(f"   ✅ {created}/{count} Accounts erstellt")
+    return created
+
+
+def create_contacts(session, count):
+    print(f"\n👤 Erstelle {count} Kontakte...")
+    created = 0
+    for i in range(count):
+        first = FIRST_NAMES[i % len(FIRST_NAMES)]
+        last = LAST_NAMES[i % len(LAST_NAMES)]
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Contacts",
+            "name_value_list": {
+                "first_name": {"name": "first_name", "value": first},
+                "last_name": {"name": "last_name", "value": f"{last} (Seed {i+1})"},
+                "email1": {"name": "email1", "value": f"{first.lower()}.{last.lower()}{i}@example.com"},
+                "phone_work": {"name": "phone_work", "value": f"+49 170 {1000000+i}"},
+            }
+        })
+        if result.get("id"):
+            created += 1
+        if (i+1) % 20 == 0:
+            print(f"   ... {i+1}/{count}")
+        time.sleep(0.1)
+    print(f"   ✅ {created}/{count} Kontakte erstellt")
+    return created
+
+
+def create_leads(session, count):
+    print(f"\n🎯 Erstelle {count} Leads...")
+    created = 0
+    for i in range(count):
+        first = FIRST_NAMES[(i+5) % len(FIRST_NAMES)]
+        last = LAST_NAMES[(i+3) % len(LAST_NAMES)]
+        result = call_api("set_entry", {
+            "session": session,
+            "module_name": "Leads",
+            "name_value_list": {
+                "first_name": {"name": "first_name", "value": first},
+                "last_name": {"name": "last_name", "value": f"{last} (Lead {i+1})"},
+                "lead_source": {"name": "lead_source", "value": "API Import"},
+                "status": {"name": "status", "value": "New"},
+            }
+        })
+        if result.get("id"):
+            created += 1
+        if (i+1) % 20 == 0:
+            print(f"   ... {i+1}/{count}")
+        time.sleep(0.1)
+    print(f"   ✅ {created}/{count} Leads erstellt")
+    return created
+
+
+def get_counts(session):
+    """Count records in key modules."""
+    modules = ["Accounts", "Contacts", "Leads", "Opportunities", "Cases"]
+    print(f"\n📊 Datenbank-Inhalt:")
+    for mod in modules:
+        result = call_api("get_entries_count", {
+            "session": session,
+            "module_name": mod,
+            "query": "",
+            "deleted": 0
+        })
+        count = result.get("result_count", "?")
+        print(f"   {mod:15s}: {count}")
+
+
+def main():
+    parser = argparse.ArgumentParser(description="SugarCRM 6.5 CE - Massendaten-Generator")
+    parser.add_argument("--count", type=int, default=10, help="Anzahl Datensätze pro Typ")
+    parser.add_argument("--clean", action="store_true", help="Nur Zählen, keine Daten")
+    args = parser.parse_args()
+
+    print("=" * 60)
+    print("🍬 SugarCRM 6.5.26 CE — Massendaten-Generator")
+    print(f"   URL: http://{BASE_URL}")
+    print("=" * 60)
+
+    session = login()
+
+    if args.clean:
+        get_counts(session)
+        print("\n✅ Fertig (nur Zählung).")
+        return
+
+    count = args.count
+    total = 0
+    total += create_accounts(session, count)
+    total += create_contacts(session, count)
+    total += create_leads(session, count)
+
+    get_counts(session)
+
+    print(f"\n{'=' * 60}")
+    print(f"✅ {total} Datensätze erstellt!")
+    print(f"{'=' * 60}")
+
+
+if __name__ == "__main__":
+    main()