feat: add more static musl tools

scripts/sync_busybox_version.py

@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+import argparse
+import re
+import sys
+import urllib.request
+from pathlib import Path
+
+DOWNLOADS_URL = "https://busybox.net/downloads/"
+VERSION_RE = re.compile(r"busybox-([0-9]+(?:\.[0-9]+)+)\.tar\.bz2")
+
+
+def version_key(version: str):
+    return tuple(int(part) for part in version.split("."))
+
+
+def fetch_latest_version() -> str:
+    req = urllib.request.Request(
+        DOWNLOADS_URL,
+        headers={"User-Agent": "static-musl-builds-updater"},
+    )
+    with urllib.request.urlopen(req, timeout=30) as resp:
+        html = resp.read().decode("utf-8", "replace")
+    versions = sorted(set(VERSION_RE.findall(html)), key=version_key)
+    if not versions:
+        raise RuntimeError("No BusyBox versions found on downloads page")
+    return versions[-1]
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--version-file", required=True, type=Path)
+    parser.add_argument("--update-file", action="store_true")
+    args = parser.parse_args()
+
+    latest = fetch_latest_version()
+    current = args.version_file.read_text(encoding="utf-8").strip() if args.version_file.exists() else ""
+
+    print(f"current={current or '<missing>'}")
+    print(f"latest={latest}")
+
+    if current == latest:
+        print("status=up-to-date")
+        return 0
+
+    print("status=update-available")
+    if args.update_file:
+        args.version_file.parent.mkdir(parents=True, exist_ok=True)
+        args.version_file.write_text(latest + "\n", encoding="utf-8")
+        print(f"updated_file={args.version_file}")
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())