feat: introduce `java.time` #2280

	# Copyright 2022 Google LLC
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.
	# Github action job to test core java library features on
	# downstream client libraries before they are released.
	on:
	pull_request:
	name: samples
	jobs:
	checkstyle:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-java@v4
	with:
	distribution: temurin
	java-version: 8
	- name: Run checkstyle
	run: mvn -P lint --quiet --batch-mode checkstyle:check
	working-directory: samples/snippets

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