fix: revert device pagination, add raw user data field discovery

Bulk device endpoint ignores take/skip params, causing duplicates.
Revert to single call. Add logging to discover extra fields in
panel user response that might include device count.

app/external/remnawave_api.py

@@ -627,7 +627,45 @@ class RemnaWaveAPI:
         params = {'start': start, 'size': size}
         response = await self._make_request('GET', '/api/users', params=params)
 
-        users = [self._parse_user(user) for user in response['response']['users']]
+        raw_users = response['response']['users']
+        if raw_users:
+            sample = raw_users[0]
+            extra_keys = set(sample.keys()) - {
+                'uuid',
+                'shortUuid',
+                'username',
+                'status',
+                'trafficLimitBytes',
+                'trafficLimitStrategy',
+                'expireAt',
+                'telegramId',
+                'email',
+                'hwidDeviceLimit',
+                'description',
+                'tag',
+                'subscriptionUrl',
+                'activeInternalSquads',
+                'createdAt',
+                'updatedAt',
+                'userTraffic',
+                'subLastUserAgent',
+                'subLastOpenedAt',
+                'subRevokedAt',
+                'lastTrafficResetAt',
+                'trojanPassword',
+                'vlessUuid',
+                'ssPassword',
+                'lastTriggeredThreshold',
+                'happ',
+                'externalSquadUuid',
+                'id',
+            }
+            if extra_keys:
+                logger.info('Panel user extra keys: %s', extra_keys)
+                for ek in list(extra_keys)[:5]:
+                    logger.info('  %s = %s', ek, sample.get(ek))
+
+        users = [self._parse_user(user) for user in raw_users]
 
         if enrich_happ_links:
             users = [await self.enrich_user_with_happ_link(u) for u in users]
@@ -1000,23 +1038,9 @@ class RemnaWaveAPI:
         )
 
     async def get_all_hwid_devices(self) -> dict[str, Any]:
-        """GET /api/hwid/devices — all devices, handles pagination."""
-        all_devices = []
-        page_size = 500
-        offset = 0
-
-        while True:
-            response = await self._make_request('GET', '/api/hwid/devices', params={'take': page_size, 'skip': offset})
-            data = response.get('response', {'devices': [], 'total': 0})
-            devices = data.get('devices', [])
-            total = data.get('total', 0)
-            all_devices.extend(devices)
-
-            if len(all_devices) >= total or not devices:
-                break
-            offset += len(devices)
-
-        return {'devices': all_devices, 'total': len(all_devices)}
+        """GET /api/hwid/devices — all devices for all users."""
+        response = await self._make_request('GET', '/api/hwid/devices')
+        return response.get('response', {'devices': [], 'total': 0})
 
     async def get_all_panel_subscriptions(self) -> list[dict[str, Any]]:
         """GET /api/subscriptions — all panel subscriptions."""