This is an image intended for Go cross-compilation, primarily for Mac & Windows. This was created out of a need to build a system tray application for both platforms.
# Mac
export CGO_ENABLED=1
export CC=o64-clang
export CXX=o64-clang++
# Windows
export CGO_ENABLED=1
export CC=x86_64-w64-mingw32-gcc
export CXX=x86_64-w64-mingw32-g++
# Linux - ARM64
export CGO_ENABLED=1
export CC=aarch64-linux-musl-gcc
export CXX=aarch64-linux-musl-g++