Sucessfully repack OTA!

sig/scripts/build-release-zip.sh

@@ -0,0 +1,58 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ $# -lt 1 || $# -gt 2 ]]; then
+    printf 'Usage: %s input-dir [output.zip]\n' "$0" >&2
+    exit 1
+fi
+
+indir=$1
+output=${2:-release.zip}
+
+python3 - "$indir" "$output" <<'PY'
+import pathlib
+import stat
+import sys
+import zipfile
+
+
+def fail(message):
+    print(message, file=sys.stderr)
+    sys.exit(1)
+
+
+if len(sys.argv) != 3:
+    fail("Usage: build-release-zip.sh input-dir [output.zip]")
+
+root = pathlib.Path(sys.argv[1])
+output = pathlib.Path(sys.argv[2])
+
+if not root.is_dir():
+    fail(f"input directory does not exist: {root}")
+
+entries = sorted(path for path in root.iterdir() if path.is_file())
+if not entries:
+    fail(f"input directory contains no regular files: {root}")
+
+
+def zip_date_time(path):
+    modified = path.stat().st_mtime
+    return tuple(__import__("time").localtime(modified)[:6])
+
+output.parent.mkdir(parents=True, exist_ok=True)
+with zipfile.ZipFile(output, "w") as archive:
+    for src in entries:
+        mode = stat.S_IMODE(src.stat().st_mode)
+        info = zipfile.ZipInfo(src.name, date_time=zip_date_time(src))
+        info.create_system = 3
+        info.external_attr = (stat.S_IFREG | mode) << 16
+        info.compress_type = zipfile.ZIP_DEFLATED
+        archive.writestr(
+            info,
+            src.read_bytes(),
+            compress_type=zipfile.ZIP_DEFLATED,
+            compresslevel=6,
+        )
+
+print(f"wrote {output}")
+PY