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flake.nix

@@ -27,6 +27,7 @@
         buildInputs = with pkgs; [
           glib
           libadwaita
+          libsoup_3
         ];
       };
       default = self.packages."${system}".allesapp;

src/application.vala

@@ -60,5 +60,15 @@ public class Allesapp.Application : Adw.Application {
 
     private void on_preferences_action () {
         message ("app.preferences action activated");
+
+        var session = new Soup.Session ();
+        var msg = new Soup.Message ("GET", "http://ip4.clerie.de");
+
+        var input_stream = session.send (msg);
+        var data_input_stream = new DataInputStream (input_stream);
+
+        message (data_input_stream.read_line_utf8());
+
     }
+
 }

src/meson.build

@@ -8,6 +8,7 @@ allesapp_deps = [
   config_dep,
   dependency('gtk4'),
   dependency('libadwaita-1', version: '>= 1.4'),
+  dependency('libsoup-3.0'),
 ]
 
 allesapp_sources += gnome.compile_resources('allesapp-resources',