Going to redo assets.

tools/assetstool/assetparser.py

@@ -0,0 +1,17 @@
+import os
+import sys
+from tilesetparser import parseTileset
+from imageparser import parseImage
+
+def parseAsset(assetPath):
+  if not os.path.isfile(assetPath):
+    print(f"Error: Input asset '{assetPath}' does not exist.")
+    sys.exit(1)
+
+  if assetPath.endswith(".tsx"):
+    return parseTileset(assetPath)
+  elif assetPath.endswith(".png"):
+    return parseImage(assetPath)
+  else:
+    print(f"Warning: Unsupported asset type for '{assetPath}'. Skipping.")
+    return []