Syncs with the config of the current `main` branch (as used for 4.2+)
as far as possible (backports the last couple of years of PRs, minus
the removal of some platforms and of the Mono builds).
Notably backports #128 and #131, giving us these toolchains:
- Base image: Fedora 39
- Mono version: 6.12.0.198
- SCons: 4.5.2
- Linux: GCC 13.2.0 built against glibc 2.28, binutils 2.40, from our own [Linux SDK](https://github.com/godotengine/buildroot)
- Windows: MinGW 11.0.0, GCC 13.2.1, binutils 2.40
- HTML5: Emscripten 3.1.39 (standard builds), Emscripten 1.39.9 (Mono builds)
- Android: Android NDK 23.2.8568313, build-tools 33.0.2, platform android-33, CMake 3.22.1, JDK 11
- macOS: Xcode 15.0 with Apple Clang (LLVM 16.0.0), MacOSX SDK 14.0
- iOS: Xcode 15.0 with Apple Clang (LLVM 16.0.0), iPhoneOS SDK 17.0
- UWP: Unchanged, current Dockerfile still unsupported
Rémi Verschelde