added android ndk

.gitmodules

@@ -1,4 +1,4 @@
 [submodule "go-src"]
 	path = go-src
 	url = https://github.com/golang/go
-	branch = release-branch.go1.22
+	branch = release-branch.go1.22.2

Dockerfile

@@ -9,4 +9,8 @@ RUN cd /go-src && make build-termux
 FROM golang:1.22.1
 COPY --from=build /usr/local/go/ /usr/local/go
 COPY --from=build-termux /usr/local/go/ /usr/local/go-termux/
-RUN ln -s /usr/local/go-termux/bin/go /usr/local/bin/go-termux
+
+RUN apt-get update && apt-get install -y sdktools
+ENV NDK_VERSION r26.d
+RUN sdktools --install 'ndk;${NDK_VERSION}'
+ADD go-termux.sh /usr/local/bin/go-termux

go-termux.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+bindir=/opt/android-sdk/ndk/${NDK_VERSION}/toolchains/llvm/prebuilt/linux-x86_64/bin
+[ "$GOARCH" = "amd64" ] && export CC="$bindir/x86_64-linux-android34-clang"
+[ "$GOARCH" = "arm64" ] && export CC="$bindir/aarch64-linux-android34-clang"
+[ "$GOARCH" = "arm" ] && export CC="$bindir/armv7a-linux-androideabi34-clang"
+
+exec /usr/local/go-termux/bin/go "$@"