fix: str concat with list when engine_tags empty

easytracker @ 49da81f8

-Subproject commit 988254c69dc15632c00c1a1ea0dbcff43ee6193f
+Subproject commit 49da81f86e7e7f45ad11e8af7e03c8dbbfabb235

lib/level/utils.py

@@ -364,6 +364,10 @@ def generate_dict(file):
         # Tags
         elif head in ["tags", "tag"]:
             metadata["tags"] += str_to_list(tail)
+        elif head.endswith("tags"):
+            if head not in metadata:
+                metadata[head] = []
+            metadata[head] += str_to_list(tail)
         # Raw hints
         elif head.startswith("hint"):
             metadata["hints"].append(tail)

make_level.py

@@ -123,6 +123,7 @@ create_dir(WORKING_DIR)
 
 # 1 Reads the metadata from the main.c file
 metadata = generate_dict(MAIN_SOURCE_FILE)
+logging.debug("Metadata:")
 logging.debug(str(metadata))
 
 # 2 Apply tags to engine and level files
@@ -182,6 +183,7 @@ logging.debug(
 SOURCE_ENGINE_DIR = os.path.join(AGDBENTURES_DIR, "engines", metadata["engine_name"])
 logging.debug(f"Source engine dir {SOURCE_ENGINE_DIR}")
 
+
 process_directory(
     SOURCE_ENGINE_DIR, defines=metadata["engine_tags"], udefines=["engine_antitags"]
 )