[WIP] Add workflow for building and publishing wheels #2

	name: Build serving wheels

	on:
	pull_request:
	workflow_dispatch:
	release:
	types: [published]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.9", "3.10", "3.11"]

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Build package
	id: build-package
	uses: ./.github/reusable-build
	with:
	python-version: ${{ matrix.python-version }}

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}

	- name: List and check wheels
	shell: bash
	run: \|
	# Pin transitive dependency on pkginfo until https://github.com/pypa/twine/issues/1070 is
	# fixed
	pip install twine pkginfo>=1.10.0
	${{ matrix.ls \|\| 'ls -lh' }} wheels/
	twine check wheels/*


	upload_to_pypi:
	name: Upload to PyPI
	runs-on: ubuntu-latest
	if: (github.event_name == 'release' && startsWith(github.ref, 'refs/tags')) \|\| (github.event_name == 'workflow_dispatch')
	needs: [build]
	environment:
	name: pypi
	url: https://pypi.org/p/tensorflow_serving/
	permissions:
	id-token: write
	steps:
	- name: Retrieve wheels
	uses: actions/download-artifact@v4
	with:
	merge-multiple: true
	path: wheels

	- name: List the build artifacts
	run: \|
	ls -lAs wheels/

	- name: Upload to PyPI
	uses: pypa/gh-action-pypi-publish@release/v1
	with:
	packages_dir: wheels/

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