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fix and test #7

	name: Publish to PyPI

	on:
	push:
	branches:
	- main

	jobs:
	build-n-publish:
	name: Build and publish (Python ${{ matrix.python-version }})
	runs-on: ubuntu-latest

	# 設定矩陣策略
	strategy:
	matrix:
	python-version: ["3.9", "3.10", "3.11"]
	# 如果其中一個版本失敗，其他版本繼續執行
	fail-fast: false

	permissions:
	id-token: write
	contents: read

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install build dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install torch setuptools wheel build

	- name: Build binary wheel and source tarball
	run: python -m build

	- name: Publish package to PyPI
	uses: pypa/gh-action-pypi-publish@release/v1
	with:
	# 關鍵：允許上傳重複的版本檔案（因為多個 Job 會推同一個版號）
	# 這樣 3.9 傳完後，3.10 傳的時候才不會因為版號相同而被 PyPI 擋掉
	skip-existing: true