build:
python -m build upload
twine upload dist/* 安装：
pip install py_diff_pdf2使用：
from py_diff_pdf2 import compare_pdfs
result = compare_pdfs("file1.pdf","file2.pdf", output_path="diff.pdf")
# result = {
# "success": success,
# "message": '',
# "output_path": output_path
# }