import os
from pathlib import Path

def save_upload_temp(upload_file, dest_dir: str = ".tmp_uploads") -> str:
    Path(dest_dir).mkdir(parents=True, exist_ok=True)
    filename = upload_file.filename
    dest_path = os.path.join(dest_dir, filename)
    with open(dest_path, "wb") as f:
        f.write(upload_file.file.read())
    return dest_path

def read_file_text(path: str) -> str:
    with open(path, "r", encoding="utf-8", errors="ignore") as f:
        return f.read()