Fix Windows git commit ValueError: embedded null character.

Use git commit -F and strip NULs from argv/version strings (0.3.7).

Co-authored-by: Cursor <cursoragent@cursor.com>

export1c_help/__version__.py

@@ -9,7 +9,8 @@ _VERSION_FILE = Path(__file__).resolve().parent.parent / "VERSION"
 
 def _read_version() -> str:
     try:
-        return _VERSION_FILE.read_text(encoding="utf-8").strip()
+        text = _VERSION_FILE.read_text(encoding="utf-8-sig", errors="ignore")
+        return text.replace("\0", "").strip() or "0.0.0"
     except OSError:
         return "0.0.0"