remove "prepare_test_binaries" flag (#410) #1359

	# Copyright 2021 TiKV Project 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
	#
	# 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.

	name: Build Bulk Load

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up JDK 8
	uses: actions/setup-java@v2
	with:
	java-version: '8'
	distribution: 'adopt'
	cache: maven

	- name: Checkout client-java
	uses: actions/checkout@v2
	with:
	repository: tikv/client-java
	path: client-java

	- name: Build Client Java
	run: mvn --file client-java/pom.xml clean install -DskipTests

	- name: Build Online Bulk Load
	run: mvn clean package -DskipTests

	- run: git diff HEAD

	- name: Check code format
	run: git diff --quiet HEAD

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