Implement a popup card that renders description markdown

lib/mod_list.dart

@@ -383,8 +383,12 @@ class ModList {
     final logger = Logger.instance;
     logger.info('Generating load order...');
 
-    for (final mod in activeMods.values) {
+    for (var mod in activeMods.values) {
       logger.info('Checking mod: ${mod.id}');
+      if (specialMods.containsKey(mod.id)) {
+        logger.info('Special mod: ${mod.id}');
+        mod = specialMods[mod.id]!.copyWith();
+      }
       logger.info('Mod details: ${mod.toString()}');
       for (final incomp in mod.incompatibilities) {
         if (activeMods.containsKey(incomp)) {