infra: add license check action #360

	#
	# Copyright 2024-2025 the original author or authors.
	#
	# 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
	#
	# https://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.
	#

	name: Source Code Format

	on:
	pull_request:
	branches:
	- main
	push:
	branches:
	- main

	jobs:
	build:
	name: Build branch
	runs-on: ubuntu-latest
	steps:
	- name: Checkout source code
	uses: actions/checkout@v4

	- name: Set up JDK 17
	uses: actions/setup-java@v4
	with:
	java-version: '17'
	distribution: 'temurin'
	cache: 'maven'

	- name: Source code formatting check
	run: \|
	./mvnw spring-javaformat:validate

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