TemplateSubTab: visual overhaul

Commons/Migrations/Migration39.qml

@@ -0,0 +1,43 @@
+import QtQuick
+
+QtObject {
+  id: root
+
+  // List of all template IDs that existed as booleans in the old format
+  readonly property var templateIds: ["gtk", "qt", "kcolorscheme", "alacritty", "kitty", "ghostty", "foot", "wezterm", "fuzzel", "discord", "pywalfox", "vicinae", "walker", "code", "spicetify", "telegram", "cava", "yazi", "emacs", "niri", "hyprland", "mango", "zed", "helix", "zenBrowser"]
+
+  function migrate(adapter, logger, rawJson) {
+    logger.i("Migration39", "Migrating templates from boolean format to activeTemplates array");
+
+    // Check if old format exists (any boolean template property)
+    const oldTemplates = rawJson?.templates;
+    if (!oldTemplates) {
+      logger.d("Migration39", "No templates section found, skipping migration");
+      return true;
+    }
+
+    // Check if already migrated (has activeTemplates array)
+    if (Array.isArray(oldTemplates.activeTemplates)) {
+      logger.d("Migration39", "Already has activeTemplates array, skipping migration");
+      return true;
+    }
+
+    // Build the new activeTemplates array from old boolean values
+    const activeTemplates = [];
+    for (const templateId of templateIds) {
+      if (oldTemplates[templateId] === true) {
+        activeTemplates.push({
+                               "id": templateId,
+                               "enabled": true
+                             });
+        logger.d("Migration39", "Migrated enabled template: " + templateId);
+      }
+    }
+
+    // Write the new format
+    adapter.templates.activeTemplates = activeTemplates;
+    logger.i("Migration39", "Migrated " + activeTemplates.length + " templates to new array format");
+
+    return true;
+  }
+}

Commons/Migrations/MigrationRegistry.qml

@@ -14,7 +14,8 @@ QtObject {
                                        35: migration35Component,
                                        36: migration36Component,
                                        37: migration37Component,
-                                       38: migration38Component
+                                       38: migration38Component,
+                                       39: migration39Component
                                      })
 
   // Migration components
@@ -26,4 +27,5 @@ QtObject {
   property Component migration36Component: Migration36 {}
   property Component migration37Component: Migration37 {}
   property Component migration38Component: Migration38 {}
+  property Component migration39Component: Migration39 {}
 }