如果使用git的话，需要把部分文件忽略不进行上传，否则的话很容易出现各种冲突。这里提供一份.gitignore文件来处理此事。各个目录下面创建moudel层级下面创建该文件即可。比如根目录、app目录下面

# Built application files
*.apk
*.aar
*.ap_
*.aab

# Files for the ART/Dalvik VM
*.dex

# Java class files
*.class

# Generated files
bin/
gen/
out/
#  Uncomment the following line in case you need and you don't have the release build type files in your app
# release/

# Gradle files
.gradle/
build/

# Local configuration file (sdk path, etc)
local.properties
/local.properties
# Proguard folder generated by Eclipse
proguard/

# Log Files
*.log

# Android Studio Navigation editor temp files
.navigation/

# Android Studio captures folder
captures/

# IntelliJ
*.iml
/.idea/
.idea/compiler.xml

.idea/workspace.xml
.idea/tasks.xml
.idea/gradle.xml
.idea/assetWizardSettings.xml
.idea/dictionaries
.idea/libraries
# Android Studio 3 in .gitignore file.
.idea/caches
.idea/modules.xml
# Comment next line if keeping position of elements in Navigation Editor is relevant for you
.idea/navEditor.xml
/.idea/caches
/.idea/libraries
/.idea/navEditor.xml


# Keystore files
# Uncomment the following lines if you do not want to check your keystore files in.
#*.jks
#*.keystore

# External native build folder generated in Android Studio 2.2 and later
.externalNativeBuild
.cxx/

# Google Services (e.g. APIs or Firebase)
# google-services.json

# Freeline
freeline.py
freeline/
freeline_project_description.json

# fastlane
fastlane/report.xml
fastlane/Preview.html
fastlane/screenshots
fastlane/test_output
fastlane/readme.md

# Version control
vcs.xml

# lint
lint/intermediates/
lint/generated/
lint/outputs/
lint/tmp/
# lint/reports/
.DS_Store