Update v9.3.0: Enhanced Security with Telegram Integration

- Incremented version to 9.3.0 (versionCode: 93000)
- Added Telegram integration for device notifications
- Implemented token-based verification system
- Enhanced device registry with IP/country detection
- Added split token verification for admin/user validation
- Improved dashboard with real-time notifications
- Enhanced blocking system with token verification
- Added geo-location tracking for devices
- Improved device management interface
- Enhanced security controls and monitoring

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/src/main/java/com/streamplayer/DeviceRegistry.java

@@ -31,7 +31,7 @@ public class DeviceRegistry {
     public interface Callback {
         void onAllowed();
 
-        void onBlocked(String reason);
+        void onBlocked(String reason, String tokenPart);
 
         void onError(String message);
     }
@@ -82,14 +82,21 @@ public class DeviceRegistry {
                     }
                     String responseText = response.body().string();
                     JSONObject json = new JSONObject(responseText);
-                    boolean blocked = json.optBoolean("blocked", false);
                     JSONObject deviceJson = json.optJSONObject("device");
+                    JSONObject verificationJson = json.optJSONObject("verification");
+                    boolean blocked = json.optBoolean("blocked", false);
                     String reason = json.optString("message");
                     if (TextUtils.isEmpty(reason) && deviceJson != null) {
                         reason = deviceJson.optString("notes", "");
                     }
+                    String tokenPart = "";
+                    if (verificationJson != null) {
+                        boolean verificationRequired = verificationJson.optBoolean("required", false);
+                        blocked = blocked || verificationRequired;
+                        tokenPart = verificationJson.optString("clientTokenPart", "");
+                    }
                     if (blocked) {
-                        postBlocked(callback, reason);
+                        postBlocked(callback, reason, tokenPart);
                     } else {
                         postAllowed(callback);
                     }
@@ -139,11 +146,13 @@ public class DeviceRegistry {
         mainHandler.post(callback::onAllowed);
     }
 
-    private void postBlocked(Callback callback, String reason) {
+    private void postBlocked(Callback callback, String reason, String tokenPart) {
         if (callback == null) {
             return;
         }
-        mainHandler.post(() -> callback.onBlocked(reason));
+        String reasonText = reason == null ? "" : reason;
+        String token = tokenPart == null ? "" : tokenPart;
+        mainHandler.post(() -> callback.onBlocked(reasonText, token));
     }
 
     private void postError(Callback callback, String message) {