Restrict release archive contents

build/scripts/publish_resourcepack_release.py

@@ -19,16 +19,29 @@ def log(message: str) -> None:
     print(message, file=sys.stderr, flush=True)
 
 
+def add_payload_file(archive: zipfile.ZipFile, source_file: Path, relative_path: Path) -> None:
+    if source_file.exists() and source_file.is_file():
+        archive.write(source_file, relative_path.as_posix())
+
+
 def zip_resourcepack(resourcepack_root: Path, archive_path: Path) -> None:
     archive_path.parent.mkdir(parents=True, exist_ok=True)
 
     with zipfile.ZipFile(archive_path, mode="w", compression=zipfile.ZIP_DEFLATED) as archive:
-        for source_file in sorted(resourcepack_root.rglob("*")):
+        add_payload_file(archive, resourcepack_root / "pack.mcmeta", Path("pack.mcmeta"))
+        add_payload_file(archive, resourcepack_root / "pack.png", Path("pack.png"))
+
+        for directory_name in ("assets", "data"):
+            directory = resourcepack_root / directory_name
+            if not directory.is_dir():
+                continue
+
+            for source_file in sorted(directory.rglob("*")):
                 if source_file.is_dir():
                     continue
 
-            relative_path = source_file.relative_to(resourcepack_root).as_posix()
-            archive.write(source_file, relative_path)
+                relative_path = source_file.relative_to(resourcepack_root)
+                archive.write(source_file, relative_path.as_posix())
 
 
 def request_json(request: urllib.request.Request) -> dict[str, object]: