Feature: Add sync page to settings

- Add Sync navigation tab in settings
- Sync UI with status cards (total, vTiger, e-conomic)
- Action cards for vTiger and e-conomic sync
- Sync log with real-time updates
- JavaScript functions for sync operations
- Backend sync router with vTiger account sync
- Backend vTiger contacts sync with customer linking
- Placeholder for e-conomic sync (needs get_customers method)
- Name normalization for company matching
- CVR number matching and validation

.env.example

@@ -59,4 +59,34 @@ VTIGER_API_KEY=your_vtiger_api_key
 # Old vTiger installation (if different from cloud)
 OLD_VTIGER_URL=http://your-old-vtiger-server.com
 OLD_VTIGER_USERNAME=your_old_username
-OLD_VTIGER_API_KEY=your_old_api_key
+OLD_VTIGER_API_KEY=your_old_api_key
+
+# =====================================================
+# EMAIL SYSTEM CONFIGURATION
+# =====================================================
+# IMAP Settings (Standard email)
+IMAP_SERVER=imap.gmail.com
+IMAP_PORT=993
+IMAP_USERNAME=your_email@gmail.com
+IMAP_PASSWORD=your_app_password
+IMAP_USE_SSL=true
+IMAP_FOLDER=INBOX
+IMAP_READ_ONLY=true  # Safety: READ-ONLY mode
+
+# Microsoft Graph API (Alternative to IMAP - for Office365/Outlook)
+USE_GRAPH_API=false
+GRAPH_TENANT_ID=your_tenant_id
+GRAPH_CLIENT_ID=your_client_id
+GRAPH_CLIENT_SECRET=your_client_secret
+GRAPH_USER_EMAIL=your_email@domain.com
+
+# Email Processing Settings
+EMAIL_TO_TICKET_ENABLED=false
+EMAIL_RULES_ENABLED=true
+EMAIL_RULES_AUTO_PROCESS=false
+EMAIL_AI_ENABLED=false
+EMAIL_AUTO_CLASSIFY=false
+EMAIL_AI_CONFIDENCE_THRESHOLD=0.7
+EMAIL_MAX_FETCH_PER_RUN=50
+EMAIL_PROCESS_INTERVAL_MINUTES=5
+EMAIL_WORKFLOWS_ENABLED=true

app/core/config.py

@@ -40,6 +40,34 @@ class Settings(BaseSettings):
     OLLAMA_ENDPOINT: str = "http://localhost:11434"
     OLLAMA_MODEL: str = "llama3.2:3b"
     
+    # Email System Configuration
+    # IMAP Settings
+    IMAP_SERVER: str = ""
+    IMAP_PORT: int = 993
+    IMAP_USERNAME: str = ""
+    IMAP_PASSWORD: str = ""
+    IMAP_USE_SSL: bool = True
+    IMAP_FOLDER: str = "INBOX"
+    IMAP_READ_ONLY: bool = True
+    
+    # Microsoft Graph API (alternative to IMAP)
+    USE_GRAPH_API: bool = False
+    GRAPH_TENANT_ID: str = ""
+    GRAPH_CLIENT_ID: str = ""
+    GRAPH_CLIENT_SECRET: str = ""
+    GRAPH_USER_EMAIL: str = ""
+    
+    # Email Processing Settings
+    EMAIL_TO_TICKET_ENABLED: bool = False
+    EMAIL_RULES_ENABLED: bool = True
+    EMAIL_RULES_AUTO_PROCESS: bool = False
+    EMAIL_AI_ENABLED: bool = False
+    EMAIL_AUTO_CLASSIFY: bool = False
+    EMAIL_AI_CONFIDENCE_THRESHOLD: float = 0.7
+    EMAIL_MAX_FETCH_PER_RUN: int = 50
+    EMAIL_PROCESS_INTERVAL_MINUTES: int = 5
+    EMAIL_WORKFLOWS_ENABLED: bool = True
+    
     # vTiger Cloud Integration
     VTIGER_URL: str = ""
     VTIGER_USERNAME: str = ""

app/settings/frontend/settings.html

@@ -92,6 +92,9 @@
                 <a class="nav-link" href="#tags" data-tab="tags">
                     <i class="bi bi-tags me-2"></i>Tags
                 </a>
+                <a class="nav-link" href="#sync" data-tab="sync">
+                    <i class="bi bi-arrow-repeat me-2"></i>Sync
+                </a>
                 <a class="nav-link" href="#ai-prompts" data-tab="ai-prompts">
                     <i class="bi bi-robot me-2"></i>AI Prompts
                 </a>
@@ -295,7 +298,153 @@
                     <div class="col-12 text-center py-5">
                         <div class="spinner-border text-primary" role="status"></div>
                     </div>
+                <Sync Integration -->
+            <div class="tab-pane fade" id="sync">
+                <div class="mb-4">
+                    <h5 class="fw-bold mb-1">Data Synkronisering</h5>
+                    <p class="text-muted mb-0">Synkroniser firmaer og kontakter fra vTiger og e-conomic</p>
                 </div>
+
+                <!-- Sync Status Cards -->
+                <div class="row mb-4">
+                    <div class="col-md-4">
+                        <div class="card border-0 shadow-sm">
+                            <div class="card-body">
+                                <div class="d-flex align-items-center">
+                                    <div class="flex-shrink-0">
+                                        <div class="rounded-circle" style="width: 48px; height: 48px; background: #f0f9ff; display: flex; align-items: center; justify-content: center;">
+                                            <i class="bi bi-building text-primary" style="font-size: 1.5rem;"></i>
+                                        </div>
+                                    </div>
+                                    <div class="flex-grow-1 ms-3">
+                                        <div class="small text-muted">Firmaer i Hub</div>
+                                        <div class="h4 mb-0" id="syncStatsCustomers">-</div>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                    <div class="col-md-4">
+                        <div class="card border-0 shadow-sm">
+                            <div class="card-body">
+                                <div class="d-flex align-items-center">
+                                    <div class="flex-shrink-0">
+                                        <div class="rounded-circle" style="width: 48px; height: 48px; background: #fff4ed; display: flex; align-items: center; justify-content: center;">
+                                            <i class="bi bi-diagram-3 text-warning" style="font-size: 1.5rem;"></i>
+                                        </div>
+                                    </div>
+                                    <div class="flex-grow-1 ms-3">
+                                        <div class="small text-muted">Med vTiger ID</div>
+                                        <div class="h4 mb-0" id="syncStatsVtiger">-</div>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                    <div class="col-md-4">
+                        <div class="card border-0 shadow-sm">
+                            <div class="card-body">
+                                <div class="d-flex align-items-center">
+                                    <div class="flex-shrink-0">
+                                        <div class="rounded-circle" style="width: 48px; height: 48px; background: #f0fdf4; display: flex; align-items: center; justify-content: center;">
+                                            <i class="bi bi-currency-dollar text-success" style="font-size: 1.5rem;"></i>
+                                        </div>
+                                    </div>
+                                    <div class="flex-grow-1 ms-3">
+                                        <div class="small text-muted">Med e-conomic ID</div>
+                                        <div class="h4 mb-0" id="syncStatsEconomic">-</div>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Sync Actions -->
+                <div class="row g-3 mb-4">
+                    <div class="col-md-6">
+                        <div class="card h-100">
+                            <div class="card-body">
+                                <div class="d-flex align-items-start mb-3">
+                                    <div class="flex-shrink-0">
+                                        <i class="bi bi-diagram-3 text-warning" style="font-size: 2rem;"></i>
+                                    </div>
+                                    <div class="flex-grow-1 ms-3">
+                                        <h6 class="card-title fw-bold">Sync fra vTiger</h6>
+                                        <p class="card-text small text-muted">Hent firmaer og kontakter fra vTiger CRM. Matcher på CVR nummer eller firma navn.</p>
+                                    </div>
+                                </div>
+                                <div class="d-grid gap-2">
+                                    <button class="btn btn-warning" onclick="syncFromVtiger()" id="btnSyncVtiger">
+                                        <i class="bi bi-download me-2"></i>Sync Firmaer fra vTiger
+                                    </button>
+                                    <button class="btn btn-outline-warning btn-sm" onclick="syncVtigerContacts()" id="btnSyncVtigerContacts">
+                                        <i class="bi bi-people me-2"></i>Sync Kontakter fra vTiger
+                                    </button>
+                                </div>
+                                <div class="mt-3 small">
+                                    <div class="d-flex align-items-center text-muted">
+                                        <i class="bi bi-info-circle me-2"></i>
+                                        <span>Sidst synkroniseret: <span id="lastSyncVtiger">Aldrig</span></span>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                    
+                    <div class="col-md-6">
+                        <div class="card h-100">
+                            <div class="card-body">
+                                <div class="d-flex align-items-start mb-3">
+                                    <div class="flex-shrink-0">
+                                        <i class="bi bi-currency-dollar text-success" style="font-size: 2rem;"></i>
+                                    </div>
+                                    <div class="flex-grow-1 ms-3">
+                                        <h6 class="card-title fw-bold">Sync fra e-conomic</h6>
+                                        <p class="card-text small text-muted">Hent kundenumre fra e-conomic. Matcher på CVR nummer eller firma navn.</p>
+                                    </div>
+                                </div>
+                                <div class="d-grid gap-2">
+                                    <button class="btn btn-success" onclick="syncFromEconomic()" id="btnSyncEconomic">
+                                        <i class="bi bi-download me-2"></i>Sync Firmaer fra e-conomic
+                                    </button>
+                                    <button class="btn btn-outline-success btn-sm" onclick="syncCvrToEconomic()" id="btnSyncCvrEconomic">
+                                        <i class="bi bi-search me-2"></i>Find Manglende CVR i e-conomic
+                                    </button>
+                                </div>
+                                <div class="mt-3 small">
+                                    <div class="d-flex align-items-center text-muted">
+                                        <i class="bi bi-info-circle me-2"></i>
+                                        <span>Sidst synkroniseret: <span id="lastSyncEconomic">Aldrig</span></span>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                <!-- Sync Log -->
+                <div class="card">
+                    <div class="card-header bg-white">
+                        <div class="d-flex justify-content-between align-items-center">
+                            <h6 class="mb-0 fw-bold">Synkroniserings Log</h6>
+                            <button class="btn btn-sm btn-outline-secondary" onclick="loadSyncLog()">
+                                <i class="bi bi-arrow-clockwise me-1"></i>Opdater
+                            </button>
+                        </div>
+                    </div>
+                    <div class="card-body p-0">
+                        <div id="syncLogContainer" style="max-height: 400px; overflow-y: auto;">
+                            <div class="text-center py-5">
+                                <div class="spinner-border spinner-border-sm text-primary" role="status"></div>
+                                <p class="text-muted small mt-2 mb-0">Indlæser log...</p>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            </div>
+
+            <!-- /div>
             </div>
 
             <!-- AI Prompts -->
@@ -1215,6 +1364,229 @@ if (tagsNavLink) {
     });
 }
 
+// ====== SYNC MANAGEMENT ======
+let syncLog = [];
+
+async function loadSyncStats() {
+    try {
+        const response = await fetch('/api/v1/customers?limit=10000');
+        if (!response.ok) throw new Error('Failed to load customers');
+        const customers = await response.json();
+        
+        const stats = {
+            total: customers.length,
+            withVtiger: customers.filter(c => c.vtiger_id).length,
+            withEconomic: customers.filter(c => c.economic_customer_number).length
+        };
+        
+        document.getElementById('syncStatsCustomers').textContent = stats.total;
+        document.getElementById('syncStatsVtiger').textContent = stats.withVtiger;
+        document.getElementById('syncStatsEconomic').textContent = stats.withEconomic;
+    } catch (error) {
+        console.error('Error loading sync stats:', error);
+    }
+}
+
+async function loadSyncLog() {
+    const container = document.getElementById('syncLogContainer');
+    
+    if (syncLog.length === 0) {
+        container.innerHTML = `
+            <div class="text-center py-5 text-muted">
+                <i class="bi bi-inbox" style="font-size: 2rem;"></i>
+                <p class="mt-2 mb-0">Ingen synkroniseringer endnu</p>
+                <small>Klik på en af sync knapperne ovenfor for at starte</small>
+            </div>
+        `;
+        return;
+    }
+    
+    container.innerHTML = syncLog.map(log => `
+        <div class="list-group-item">
+            <div class="d-flex justify-content-between align-items-start">
+                <div class="flex-grow-1">
+                    <div class="d-flex align-items-center mb-1">
+                        <i class="bi ${log.status === 'success' ? 'bi-check-circle text-success' : log.status === 'error' ? 'bi-x-circle text-danger' : 'bi-info-circle text-primary'} me-2"></i>
+                        <strong>${log.title}</strong>
+                    </div>
+                    <small class="text-muted">${log.message}</small>
+                </div>
+                <small class="text-muted">${new Date(log.timestamp).toLocaleString('da-DK')}</small>
+            </div>
+        </div>
+    `).join('');
+}
+
+function addSyncLogEntry(title, message, status = 'info') {
+    syncLog.unshift({
+        title,
+        message,
+        status,
+        timestamp: new Date().toISOString()
+    });
+    
+    // Keep last 50 entries
+    if (syncLog.length > 50) {
+        syncLog = syncLog.slice(0, 50);
+    }
+    
+    loadSyncLog();
+}
+
+async function syncFromVtiger() {
+    const btn = document.getElementById('btnSyncVtiger');
+    btn.disabled = true;
+    btn.innerHTML = '<span class="spinner-border spinner-border-sm me-2"></span>Synkroniserer...';
+    
+    try {
+        addSyncLogEntry('vTiger Sync Startet', 'Henter firmaer fra vTiger...', 'info');
+        
+        const response = await fetch('/api/v1/system/sync/vtiger', {
+            method: 'POST'
+        });
+        
+        if (!response.ok) {
+            const error = await response.json();
+            throw new Error(error.detail || 'Sync fejlede');
+        }
+        
+        const result = await response.json();
+        addSyncLogEntry(
+            'vTiger Sync Fuldført',
+            `${result.created || 0} nye firmaer, ${result.updated || 0} opdateret`,
+            'success'
+        );
+        
+        document.getElementById('lastSyncVtiger').textContent = new Date().toLocaleString('da-DK');
+        await loadSyncStats();
+        showNotification('vTiger sync fuldført!', 'success');
+        
+    } catch (error) {
+        addSyncLogEntry('vTiger Sync Fejl', error.message, 'error');
+        showNotification('Fejl: ' + error.message, 'error');
+    } finally {
+        btn.disabled = false;
+        btn.innerHTML = '<i class="bi bi-download me-2"></i>Sync Firmaer fra vTiger';
+    }
+}
+
+async function syncVtigerContacts() {
+    const btn = document.getElementById('btnSyncVtigerContacts');
+    btn.disabled = true;
+    btn.innerHTML = '<span class="spinner-border spinner-border-sm me-2"></span>Synkroniserer...';
+    
+    try {
+        addSyncLogEntry('vTiger Kontakt Sync Startet', 'Henter kontakter fra vTiger...', 'info');
+        
+        const response = await fetch('/api/v1/system/sync/vtiger-contacts', {
+            method: 'POST'
+        });
+        
+        if (!response.ok) {
+            const error = await response.json();
+            throw new Error(error.detail || 'Sync fejlede');
+        }
+        
+        const result = await response.json();
+        addSyncLogEntry(
+            'vTiger Kontakt Sync Fuldført',
+            `${result.created || 0} nye kontakter, ${result.updated || 0} opdateret`,
+            'success'
+        );
+        
+        showNotification('vTiger kontakt sync fuldført!', 'success');
+        
+    } catch (error) {
+        addSyncLogEntry('vTiger Kontakt Sync Fejl', error.message, 'error');
+        showNotification('Fejl: ' + error.message, 'error');
+    } finally {
+        btn.disabled = false;
+        btn.innerHTML = '<i class="bi bi-people me-2"></i>Sync Kontakter fra vTiger';
+    }
+}
+
+async function syncFromEconomic() {
+    const btn = document.getElementById('btnSyncEconomic');
+    btn.disabled = true;
+    btn.innerHTML = '<span class="spinner-border spinner-border-sm me-2"></span>Synkroniserer...';
+    
+    try {
+        addSyncLogEntry('e-conomic Sync Startet', 'Henter kundenumre fra e-conomic...', 'info');
+        
+        const response = await fetch('/api/v1/system/sync/economic', {
+            method: 'POST'
+        });
+        
+        if (!response.ok) {
+            const error = await response.json();
+            throw new Error(error.detail || 'Sync fejlede');
+        }
+        
+        const result = await response.json();
+        addSyncLogEntry(
+            'e-conomic Sync Fuldført',
+            `${result.matched || 0} firmaer matchet med e-conomic kundenumre`,
+            'success'
+        );
+        
+        document.getElementById('lastSyncEconomic').textContent = new Date().toLocaleString('da-DK');
+        await loadSyncStats();
+        showNotification('e-conomic sync fuldført!', 'success');
+        
+    } catch (error) {
+        addSyncLogEntry('e-conomic Sync Fejl', error.message, 'error');
+        showNotification('Fejl: ' + error.message, 'error');
+    } finally {
+        btn.disabled = false;
+        btn.innerHTML = '<i class="bi bi-download me-2"></i>Sync Firmaer fra e-conomic';
+    }
+}
+
+async function syncCvrToEconomic() {
+    const btn = document.getElementById('btnSyncCvrEconomic');
+    btn.disabled = true;
+    btn.innerHTML = '<span class="spinner-border spinner-border-sm me-2"></span>Søger...';
+    
+    try {
+        addSyncLogEntry('CVR Søgning Startet', 'Tjekker CVR numre i e-conomic...', 'info');
+        
+        const response = await fetch('/api/v1/system/sync/cvr-to-economic', {
+            method: 'POST'
+        });
+        
+        if (!response.ok) {
+            const error = await response.json();
+            throw new Error(error.detail || 'Søgning fejlede');
+        }
+        
+        const result = await response.json();
+        addSyncLogEntry(
+            'CVR Søgning Fuldført',
+            `Fundet ${result.found || 0} firmaer med CVR match i e-conomic`,
+            'success'
+        );
+        
+        await loadSyncStats();
+        showNotification('CVR søgning fuldført!', 'success');
+        
+    } catch (error) {
+        addSyncLogEntry('CVR Søgning Fejl', error.message, 'error');
+        showNotification('Fejl: ' + error.message, 'error');
+    } finally {
+        btn.disabled = false;
+        btn.innerHTML = '<i class="bi bi-search me-2"></i>Find Manglende CVR i e-conomic';
+    }
+}
+
+// Load sync data when sync tab is activated
+const syncNavLink = document.querySelector('a[data-tab="sync"]');
+if (syncNavLink) {
+    syncNavLink.addEventListener('click', () => {
+        loadSyncStats();
+        loadSyncLog();
+    });
+}
+
 // Load on page ready
 document.addEventListener('DOMContentLoaded', () => {
     loadSettings();

app/system/backend/sync_router.py

@@ -0,0 +1,365 @@
+"""
+System Sync Router
+API endpoints for syncing data between vTiger, e-conomic and Hub
+"""
+
+import logging
+from fastapi import APIRouter, HTTPException
+from typing import Dict, Any
+from app.core.database import execute_query
+from app.services.vtiger_service import get_vtiger_service
+import re
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter()
+
+
+def normalize_name(name: str) -> str:
+    """Normalize company name for matching"""
+    if not name:
+        return ""
+    # Remove common suffixes and punctuation
+    name = re.sub(r'\b(A/S|ApS|I/S|IVS|v/)\b', '', name, flags=re.IGNORECASE)
+    name = re.sub(r'[^\w\s]', '', name)  # Remove punctuation
+    return name.lower().strip()
+
+
+@router.post("/sync/vtiger")
+async def sync_from_vtiger() -> Dict[str, Any]:
+    """
+    Sync companies from vTiger Accounts module
+    Matches by CVR number or normalized company name
+    """
+    try:
+        logger.info("🔄 Starting vTiger accounts sync...")
+        
+        vtiger = get_vtiger_service()
+        
+        # Query vTiger for all accounts with CVR or name
+        query = """
+            SELECT id, accountname, email1, siccode, cf_accounts_cvr, 
+                   cf_854, website1, bill_city, bill_code, bill_country
+            FROM Accounts 
+            WHERE accountname != '' 
+            LIMIT 1000
+        """
+        
+        accounts = await vtiger.query(query)
+        logger.info(f"📥 Fetched {len(accounts)} accounts from vTiger")
+        
+        created_count = 0
+        updated_count = 0
+        skipped_count = 0
+        
+        for account in accounts:
+            vtiger_id = account.get('id')
+            name = account.get('accountname', '').strip()
+            cvr = account.get('cf_accounts_cvr') or account.get('siccode')
+            economic_customer_number = account.get('cf_854')  # Custom field for e-conomic number
+            
+            if not name:
+                skipped_count += 1
+                continue
+            
+            # Clean CVR number
+            if cvr:
+                cvr = re.sub(r'\D', '', str(cvr))[:8]  # Remove non-digits, max 8 chars
+                if len(cvr) != 8:
+                    cvr = None
+            
+            # Try to find existing customer by vTiger ID or CVR
+            existing = None
+            if vtiger_id:
+                existing = execute_query(
+                    "SELECT id FROM customers WHERE vtiger_id = %s",
+                    (vtiger_id,)
+                )
+            
+            if not existing and cvr:
+                existing = execute_query(
+                    "SELECT id FROM customers WHERE cvr_number = %s",
+                    (cvr,)
+                )
+            
+            if not existing:
+                # Match by normalized name
+                normalized = normalize_name(name)
+                all_customers = execute_query("SELECT id, name FROM customers")
+                for customer in all_customers:
+                    if normalize_name(customer['name']) == normalized:
+                        existing = [customer]
+                        break
+            
+            if existing:
+                # Update existing customer
+                update_fields = []
+                params = []
+                
+                if vtiger_id:
+                    update_fields.append("vtiger_id = %s")
+                    params.append(vtiger_id)
+                
+                if cvr:
+                    update_fields.append("cvr_number = %s")
+                    params.append(cvr)
+                
+                if economic_customer_number:
+                    update_fields.append("economic_customer_number = %s")
+                    params.append(int(economic_customer_number))
+                
+                update_fields.append("last_synced_at = NOW()")
+                
+                if update_fields:
+                    params.append(existing[0]['id'])
+                    query = f"UPDATE customers SET {', '.join(update_fields)} WHERE id = %s"
+                    execute_query(query, tuple(params))
+                    updated_count += 1
+                    logger.debug(f"✅ Updated: {name}")
+            else:
+                # Create new customer
+                insert_query = """
+                    INSERT INTO customers 
+                    (name, vtiger_id, cvr_number, economic_customer_number, 
+                     email_domain, city, postal_code, country, website, last_synced_at)
+                    VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, NOW())
+                    RETURNING id
+                """
+                
+                email_domain = account.get('email1', '').split('@')[-1] if '@' in account.get('email1', '') else None
+                city = account.get('bill_city')
+                postal_code = account.get('bill_code')
+                country = account.get('bill_country') or 'DK'
+                website = account.get('website1')
+                
+                result = execute_query(insert_query, (
+                    name,
+                    vtiger_id,
+                    cvr,
+                    int(economic_customer_number) if economic_customer_number else None,
+                    email_domain,
+                    city,
+                    postal_code,
+                    country,
+                    website
+                ))
+                
+                if result:
+                    created_count += 1
+                    logger.debug(f"✨ Created: {name}")
+        
+        logger.info(f"✅ vTiger sync complete: {created_count} created, {updated_count} updated, {skipped_count} skipped")
+        
+        return {
+            "status": "success",
+            "created": created_count,
+            "updated": updated_count,
+            "skipped": skipped_count,
+            "total_processed": len(accounts)
+        }
+        
+    except Exception as e:
+        logger.error(f"❌ vTiger sync error: {e}")
+        raise HTTPException(status_code=500, detail=str(e))
+
+
+@router.post("/sync/vtiger-contacts")
+async def sync_vtiger_contacts() -> Dict[str, Any]:
+    """
+    Sync contacts from vTiger Contacts module
+    Links to existing Hub customers by Account ID
+    """
+    try:
+        logger.info("🔄 Starting vTiger contacts sync...")
+        
+        vtiger = get_vtiger_service()
+        
+        # Query vTiger for contacts
+        query = """
+            SELECT id, firstname, lastname, email, phone, mobile, title, 
+                   department, account_id
+            FROM Contacts 
+            WHERE firstname != '' OR lastname != ''
+            LIMIT 1000
+        """
+        
+        contacts = await vtiger.query(query)
+        logger.info(f"📥 Fetched {len(contacts)} contacts from vTiger")
+        
+        created_count = 0
+        updated_count = 0
+        skipped_count = 0
+        
+        for contact in contacts:
+            vtiger_contact_id = contact.get('id')
+            first_name = contact.get('firstname', '').strip()
+            last_name = contact.get('lastname', '').strip()
+            
+            if not (first_name or last_name):
+                skipped_count += 1
+                continue
+            
+            # Find existing contact by vTiger ID
+            existing = None
+            if vtiger_contact_id:
+                existing = execute_query(
+                    "SELECT id FROM contacts WHERE vtiger_id = %s",
+                    (vtiger_contact_id,)
+                )
+            
+            contact_data = {
+                'first_name': first_name,
+                'last_name': last_name,
+                'email': contact.get('email'),
+                'phone': contact.get('phone'),
+                'mobile': contact.get('mobile'),
+                'title': contact.get('title'),
+                'department': contact.get('department'),
+                'vtiger_id': vtiger_contact_id
+            }
+            
+            if existing:
+                # Update existing contact
+                update_query = """
+                    UPDATE contacts 
+                    SET first_name = %s, last_name = %s, email = %s, phone = %s, 
+                        mobile = %s, title = %s, department = %s, updated_at = NOW()
+                    WHERE id = %s
+                """
+                execute_query(update_query, (
+                    contact_data['first_name'],
+                    contact_data['last_name'],
+                    contact_data['email'],
+                    contact_data['phone'],
+                    contact_data['mobile'],
+                    contact_data['title'],
+                    contact_data['department'],
+                    existing[0]['id']
+                ))
+                updated_count += 1
+                contact_id = existing[0]['id']
+            else:
+                # Create new contact
+                insert_query = """
+                    INSERT INTO contacts 
+                    (first_name, last_name, email, phone, mobile, title, department, vtiger_id)
+                    VALUES (%s, %s, %s, %s, %s, %s, %s, %s)
+                    RETURNING id
+                """
+                result = execute_query(insert_query, (
+                    contact_data['first_name'],
+                    contact_data['last_name'],
+                    contact_data['email'],
+                    contact_data['phone'],
+                    contact_data['mobile'],
+                    contact_data['title'],
+                    contact_data['department'],
+                    contact_data['vtiger_id']
+                ))
+                
+                if result:
+                    created_count += 1
+                    contact_id = result[0]['id']
+                else:
+                    skipped_count += 1
+                    continue
+            
+            # Link contact to customer if account_id exists
+            account_id = contact.get('account_id')
+            if account_id and contact_id:
+                # Find customer by vTiger account ID
+                customer = execute_query(
+                    "SELECT id FROM customers WHERE vtiger_id = %s",
+                    (account_id,)
+                )
+                
+                if customer:
+                    # Check if relationship exists
+                    existing_rel = execute_query(
+                        "SELECT id FROM contact_companies WHERE contact_id = %s AND customer_id = %s",
+                        (contact_id, customer[0]['id'])
+                    )
+                    
+                    if not existing_rel:
+                        # Create relationship
+                        execute_query(
+                            "INSERT INTO contact_companies (contact_id, customer_id, is_primary) VALUES (%s, %s, false)",
+                            (contact_id, customer[0]['id'])
+                        )
+        
+        logger.info(f"✅ vTiger contacts sync complete: {created_count} created, {updated_count} updated, {skipped_count} skipped")
+        
+        return {
+            "status": "success",
+            "created": created_count,
+            "updated": updated_count,
+            "skipped": skipped_count,
+            "total_processed": len(contacts)
+        }
+        
+    except Exception as e:
+        logger.error(f"❌ vTiger contacts sync error: {e}")
+        raise HTTPException(status_code=500, detail=str(e))
+
+
+@router.post("/sync/economic")
+async def sync_from_economic() -> Dict[str, Any]:
+    """
+    Sync customer numbers from e-conomic
+    Matches Hub customers to e-conomic by CVR number or normalized name
+    """
+    try:
+        logger.info("🔄 Starting e-conomic sync...")
+        
+        # Note: This requires adding get_customers() method to economic_service.py
+        # For now, return a placeholder response
+        
+        logger.warning("⚠️ e-conomic sync not fully implemented yet")
+        
+        return {
+            "status": "not_implemented",
+            "message": "e-conomic customer sync requires get_customers() method in economic_service.py",
+            "matched": 0
+        }
+        
+    except Exception as e:
+        logger.error(f"❌ e-conomic sync error: {e}")
+        raise HTTPException(status_code=500, detail=str(e))
+
+
+@router.post("/sync/cvr-to-economic")
+async def sync_cvr_to_economic() -> Dict[str, Any]:
+    """
+    Find customers in Hub with CVR but without e-conomic customer number
+    Search e-conomic for matching CVR and update Hub
+    """
+    try:
+        logger.info("🔄 Starting CVR to e-conomic sync...")
+        
+        # Find customers with CVR but no economic_customer_number
+        customers = execute_query("""
+            SELECT id, name, cvr_number 
+            FROM customers 
+            WHERE cvr_number IS NOT NULL 
+              AND cvr_number != '' 
+              AND economic_customer_number IS NULL
+            LIMIT 100
+        """)
+        
+        logger.info(f"📥 Found {len(customers)} customers with CVR but no e-conomic number")
+        
+        # Note: This requires e-conomic API search functionality
+        # For now, return placeholder
+        
+        logger.warning("⚠️ CVR to e-conomic sync not fully implemented yet")
+        
+        return {
+            "status": "not_implemented",
+            "message": "Requires e-conomic API search by CVR functionality",
+            "found": 0,
+            "candidates": len(customers)
+        }
+        
+    except Exception as e:
+        logger.error(f"❌ CVR to e-conomic sync error: {e}")
+        raise HTTPException(status_code=500, detail=str(e))

main.py

@@ -20,6 +20,7 @@ from app.hardware.backend import router as hardware_api
 from app.billing.backend import router as billing_api
 from app.billing.frontend import views as billing_views
 from app.system.backend import router as system_api
+from app.system.backend import sync_router
 from app.dashboard.backend import views as dashboard_views
 from app.prepaid.backend import router as prepaid_api
 from app.prepaid.backend import views as prepaid_views
@@ -98,6 +99,7 @@ app.include_router(customers_api.router, prefix="/api/v1", tags=["Customers"])
 app.include_router(hardware_api.router, prefix="/api/v1", tags=["Hardware"])
 app.include_router(billing_api.router, prefix="/api/v1", tags=["Billing"])
 app.include_router(system_api.router, prefix="/api/v1", tags=["System"])
+app.include_router(sync_router.router, prefix="/api/v1/system", tags=["System Sync"])
 app.include_router(prepaid_api.router, prefix="/api/v1", tags=["Prepaid Cards"])
 app.include_router(ticket_api.router, prefix="/api/v1/ticket", tags=["Tickets"])
 app.include_router(vendors_api.router, prefix="/api/v1", tags=["Vendors"])