Update .gitignore

.gitignore

@@ -1,21 +1,16 @@
 *.iml
 .idea
 .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
-local.properties
 *.aar
 *.jar
-
-app/libs/boxcars/go.mod
-app/libs/boxcars/go.sum
+local.properties
+/app/go
+/app/go.mod
+/app/go.sum
+/app/release
+/local.properties
+/build
+/captures