My Preferred Android App .gitignore (for root directory)

.gitignore

# Gradle files
.gradle/
build/

# Local configuration file (sdk path, etc)
local.properties

# Log/OS Files
*.log

# Android Studio generated files and folders
captures/
.externalNativeBuild/
.cxx/
*.apk
output.json

# IntelliJ
*.iml
.idea/
misc.xml
deploymentTargetDropDown.xml
render.experimental.xml

# Keystore files
*.jks
*.keystore

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

# Android Profiling
*.hprof


.gradle
/local.properties
/.idea/caches
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
/.idea/navEditor.xml
/.idea/assetWizardSettings.xml
.DS_Store
/build
/captures
.externalNativeBuild
.cxx