Publish Vulpes Preview 15 sources for desktop, Android and Tundra

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tundra/tools/pack-rootfs.py

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+#!/usr/bin/env python3
+# SPDX-License-Identifier: MPL-2.0
+"""Normalize guest ownership under fakeroot, then create ext4 without host root."""
+import os
+from pathlib import Path
+import subprocess
+import sys
+if not os.environ.get('FAKEROOTKEY'):
+    raise SystemExit('Run through fakeroot; never chown the staging tree as real root.')
+root=Path(sys.argv[1])
+for base, dirs, files in os.walk(root):
+    os.lchown(base,0,0)
+    for name in dirs+files: os.lchown(Path(base)/name,0,0)
+subprocess.run(['mke2fs','-q','-t','ext4','-F','-d',str(root),sys.argv[2]],check=True)