Validate all level data before starting game. No more getting to level 10 before realizing there's an error in the json syntax. Notify players when the level is locked with a boss level message.

src/level.py

@@ -40,7 +40,10 @@ class Level:
         self.player.set_footstep_sound(self.footstepSound)
 
         # Level intro message
-        levelIntro = f"Level {levelData['level_id']}, {levelData['name']}. {levelData['description']}"
+        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

src/weapon.py

@@ -31,7 +31,7 @@ class Weapon:
         return cls(
             name="witch_broom",
             damage=3,
-            range=2.5,
+            range=3,
             attackSound="player_broom_attack",
             hitSound="player_broom_hit",
             cooldown=500,