Add comprehensive admin features and multi-system integration

- Add admin dashboard with sync controls and data browser
- Implement RMM, Auvik, and Addigy organization mappings
- Add chunked ticket sync with progress tracking
- Implement entity sync service with rate limiting
- Add analytics engine and performance optimizer
- Create data browser for all PSA entities
- Add navigation components and UI improvements
- Implement background processing and sync services
- Add comprehensive documentation and migration scripts
- Update configuration items with multi-system support
- Enhance contact management and purchase history
- Add issue type assignment and LLM analyzer
- Improve error handling and logging utilities

test-time-entry.js

@@ -0,0 +1,40 @@
+// Quick test to fetch time entry 438553 from Autotask API
+const https = require('https');
+
+const apiUrl = process.env.AUTOTASK_API_URL || 'https://webservices1.autotask.net/atservicesrest/v1.0';
+const username = process.env.AUTOTASK_USERNAME;
+const password = process.env.AUTOTASK_PASSWORD;
+const integrationCode = process.env.AUTOTASK_INTEGRATION_CODE;
+
+const auth = Buffer.from(`${username}:${password}`).toString('base64');
+
+const options = {
+  hostname: 'webservices1.autotask.net',
+  path: '/atservicesrest/v1.0/TimeEntries/438553',
+  method: 'GET',
+  headers: {
+    'Authorization': `Basic ${auth}`,
+    'ApiIntegrationCode': integrationCode,
+    'Content-Type': 'application/json'
+  }
+};
+
+const req = https.request(options, (res) => {
+  let data = '';
+
+  res.on('data', (chunk) => {
+    data += chunk;
+  });
+
+  res.on('end', () => {
+    console.log('Status Code:', res.statusCode);
+    console.log('Response:');
+    console.log(JSON.stringify(JSON.parse(data), null, 2));
+  });
+});
+
+req.on('error', (error) => {
+  console.error('Error:', error);
+});
+
+req.end();