Improve system tray icon visibility

.github/workflows/create-release.yml

@@ -29,6 +29,7 @@ on:
 jobs:
   build-packages:
     runs-on: ubuntu-latest
+    if: github.event.inputs.version != ''
     strategy:
       matrix:
         architecture: ${{ fromJSON(format('["{0}"]', join(split(inputs.architectures, ','), '","'))) }}
@@ -81,6 +82,7 @@ jobs:
   create-release:
     needs: build-packages
     runs-on: ubuntu-latest
+    if: github.event.inputs.version != ''
     permissions:
       contents: write
 

src/volmix.c

@@ -261,6 +261,7 @@ static void on_tray_icon_popup_menu(GtkStatusIcon *status_icon, guint button,
     gtk_menu_popup_at_pointer(GTK_MENU(menu), NULL);
 }
 
+
 static gboolean on_scroll_event(GtkStatusIcon *status_icon, GdkEventScroll *event, 
                                gpointer user_data)
 {
@@ -292,9 +293,29 @@ static void setup_tray_icon(volmix_app_t *app)
 {
     app->tray_icon = gtk_status_icon_new();
 
-    // Use a standard icon name for volume
-    gtk_status_icon_set_from_icon_name(GTK_STATUS_ICON(app->tray_icon),
-                                      "audio-volume-high");
+    // Load the inverted sound icon PNG (white speaker)
+    gchar *icon_path = g_build_filename("data", "icons", "sound-icon-inverted.png", NULL);
+    GError *error = NULL;
+    GdkPixbuf *icon_pixbuf = NULL;
+
+    if (g_file_test(icon_path, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) {
+        icon_pixbuf = gdk_pixbuf_new_from_file_at_size(icon_path, 22, 22, &error);
+    }
+
+    if (icon_pixbuf) {
+        gtk_status_icon_set_from_pixbuf(GTK_STATUS_ICON(app->tray_icon), icon_pixbuf);
+        g_object_unref(icon_pixbuf);
+        g_print("Loaded inverted sound icon PNG\n");
+    } else {
+        // Fallback to system icon if file not found
+        g_warning("Could not load sound icon (%s), using system icon",
+                  error ? error->message : "file not found");
+        if (error) g_error_free(error);
+        gtk_status_icon_set_from_icon_name(GTK_STATUS_ICON(app->tray_icon),
+                                          "audio-volume-high");
+    }
+
+    g_free(icon_path);
 
     gtk_status_icon_set_tooltip_text(GTK_STATUS_ICON(app->tray_icon), 
                                     "volmix - Per-Application Audio Control");