Add ability for dialogue based messages.

src/level.py

@@ -43,11 +43,17 @@ class Level:
 
         # Level intro message (skip for survival mode)
         if levelData["level_id"] != 999:  # 999 is survival mode
-            levelIntro = f"Level {levelData['level_id']}, {levelData['name']}. "
-            if self.isLocked:
-                levelIntro += "This is a boss level. You must defeat all enemies before you can advance. "
-            levelIntro += levelData["description"]
-            messagebox(levelIntro)
+            # Check if level uses new dialog format or old description format
+            if "dialog" in levelData:
+                # Use new dialog system with sound support
+                messagebox(levelData["dialog"], self.sounds)
+            elif "description" in levelData:
+                # Use traditional description format
+                levelIntro = f"Level {levelData['level_id']}, {levelData['name']}. "
+                if self.isLocked:
+                    levelIntro += "This is a boss level. You must defeat all enemies before you can advance. "
+                levelIntro += levelData["description"]
+                messagebox(levelIntro)
 
         # Handle level music
         try: