fix: add debug log viewer and proxy logging

@@ -164,10 +164,10 @@ $ws_worker->onMessage = function ($connection, $data) use (&$clients, &$devices,
                     // Check if it's a NEW device (not in DB)
                     // We need a way to check existence without secret verification failure masking it
                     // Let's rely on registerDevice's internal check or check explicitly
-                    
+
                     // Ideally verifyDevice returns false if ID not found OR secret wrong.
                     // We can try to register it. If it succeeds, it was new. If it fails (ID exists), then it was a wrong secret.
-                    
+
                     $regResult = $deviceService->registerDevice($deviceId, $secret, "New Device " . substr($deviceId, -4));
                     if ($regResult['ok']) {
                         echo "✨ Auto-Registered New Device: $deviceId\n";
@@ -263,6 +263,9 @@ $ws_worker->onMessage = function ($connection, $data) use (&$clients, &$devices,
 
     // Device -> Client
     if ($msg['type'] === 'proxy_response' && $connection->role === 'device') {
+        // Debug: Log the raw response from device to see structure
+        echo "Received proxy_response from device: " . json_encode($msg) . "\n";
+
         $targetClientId = $msg['targetClientId'] ?? null;
         if ($targetClientId && isset($clients[$targetClientId])) {
             $payload = $msg['payload'];
@@ -723,6 +726,22 @@ $http_worker->onMessage = function ($connection, $request) use ($config, $authSe
         }
     }
 
+    // 5. Debug Log Viewer
+    if ($path === '/api/debug/logs') {
+        $logFile = __DIR__ . '/debug.log';
+        if (file_exists($logFile)) {
+            // Read last 100 lines for efficiency
+            $lines = file($logFile);
+            $count = count($lines);
+            $last = $count > 100 ? array_slice($lines, -100) : $lines;
+            $content = implode("", $last);
+            $connection->send(new \Workerman\Protocols\Http\Response(200, ['Content-Type' => 'text/plain'], $content));
+        } else {
+            $connection->send(new \Workerman\Protocols\Http\Response(404, [], 'Log not found'));
+        }
+        return;
+    }
+
     $connection->send("Moltbot Relay HTTP Server");
 };