bugfix: empty split tunneling list (#1520)

* Disable split tunneling with empty list

* Fix bug with Amnezia DNS in split tunneling list

* update ubuntu version for linux deploy pipeline

* Fix deploy script

.github/workflows/deploy.yml

@@ -10,7 +10,7 @@ env:
 
 jobs:
   Build-Linux-Ubuntu:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
 
     env:
       QT_VERSION: 6.6.2
@@ -47,7 +47,7 @@ jobs:
 
     - name: 'Build project'
       run: |
-        sudo apt-get install libxkbcommon-x11-0
+        sudo apt-get install libxkbcommon-x11-0 libsecret-1-dev
         export QT_BIN_DIR=${{ runner.temp }}/Qt/${{ env.QT_VERSION }}/gcc_64/bin
         export QIF_BIN_DIR=${{ runner.temp }}/Qt/Tools/QtInstallerFramework/${{ env.QIF_VERSION }}/bin
         bash deploy/build_linux.sh

client/vpnconnection.cpp

@@ -351,8 +351,10 @@ void VpnConnection::appendSplitTunnelingConfig()
                 sitesJsonArray.append(site);
             }
 
+            if (sitesJsonArray.isEmpty()) {
+                sitesRouteMode = Settings::RouteMode::VpnAllSites;
+            } else if (sitesRouteMode == Settings::VpnOnlyForwardSites) {
                 // Allow traffic to Amnezia DNS
-            if (sitesRouteMode == Settings::VpnOnlyForwardSites) {
                 sitesJsonArray.append(m_vpnConfiguration.value(config_key::dns1).toString());
                 sitesJsonArray.append(m_vpnConfiguration.value(config_key::dns2).toString());
             }
@@ -371,6 +373,10 @@ void VpnConnection::appendSplitTunnelingConfig()
         for (const auto &app : apps) {
             appsJsonArray.append(app.appPath.isEmpty() ? app.packageName : app.appPath);
         }
+
+        if (appsJsonArray.isEmpty()) {
+            appsRouteMode = Settings::AppsRouteMode::VpnAllApps;
+        }
     }
 
     m_vpnConfiguration.insert(config_key::appSplitTunnelType, appsRouteMode);