Untrack build and binary files, update .gitignore

Author: niyid

.gitignore

@@ -1,55 +1,88 @@
-.gradle
-/build
+# ==========================================================
+# Android / Gradle / Studio
+# ==========================================================
+.gradle/
+build/
 *.iml
-/.idea
-/local.properties
-/captures
-.externalNativeBuild
+.idea/
+local.properties
+captures/
 .DS_Store
-/app/build
-/app/release
-/app/alpha*
-/app/prod*
-/app/.cxx
-/monerujo.id
-/external-libs/VERSION
-/external-libs/include/wallet2_api.h
-# Add these lines to your existing .gitignore file
+.externalNativeBuild/
+.cxx/
+app/.cxx/
+app/CMakeFiles/
+app/CMakeCache.txt
+app/cmake_install.cmake
+app/CMakeConfigureLog.yaml
+app/Makefile
+*.cmake
 
-# External Libraries - compressed archives
-external-libs/*.tar.gz
-external-libs/*.zip
-external-libs/*.tar.bz2
-external-libs/*.tar.xz
+# ==========================================================
+# APK / AAB / Binary outputs
+# ==========================================================
+# Application packages
+*.apk
+*.ap_
+*.aab
 
-# External Libraries - symlinks
-external-libs/boost-android
+# Native libs and builds
+*.so
+*.a
+*.o
+*.obj
+*.dll
+*.exe
+*.bin
+*.lib
+*.jar
+*.aar
 
-# External Libraries - build directories
+# NDK and external builds
+app/build_*/
+external-libs/monero/lib/
 external-libs/boost-prefix/
 external-libs/build-*/
+external-libs/output/
+external-libs/ndk*/
+external-libs/VERSION
+external-libs/include/wallet2_api.h
 
-# External Libraries - build logs
+# External library archives and logs
+external-libs/*.zip
+external-libs/*.tar.*
 external-libs/*.log
+external-libs/boost-android/
 
-# External Libraries - dependencies
-external-libs/monero/
-external-libs/ndk*/
-external-libs/output/
+# ==========================================================
+# App-specific build variants
+# ==========================================================
+app/build/
+app/release/
+app/alpha*/
+app/prod*/
 
-# External Libraries - specific build outputs
-external-libs/build-armeabi-v7a/
-external-libs/build-x86_64/
+# ==========================================================
+# IDE & Project Metadata
+# ==========================================================
+*.swp
+*.log
+*.tmp
+*.bak
+*.orig
+*.rej
+*.class
+*.pyc
+*.pyo
+*.swo
+*.~*
 
-# CMake build directories
-app/build_*/
-app/CMakeFiles/
-app/CMakeCache.txt
-app/cmake_install.cmake
-app/Makefile
-app/.cmake/
-app/*.cmake
-app/CMakeConfigureLog.yaml
+# ==========================================================
+# Local environment files
+# ==========================================================
+/monerujo.id
+.env
+.vscode/
+.settings/
+.idea/
 
-# Project-wide build directories
-/build/

external-libs/boost-android

@@ -0,0 +1 @@
+/home/niyid/git/boost-android