feat: add windows/arm64 target (close #3308)

build.sh

@@ -41,8 +41,20 @@ FetchWebRelease() {
   rm -rf dist.tar.gz
 }
 
+BuildWinArm64() {
+  curl -L -o llvm-mingw-aarch64.tar.xz https://github.com/mstorsjo/llvm-mingw/releases/download/20220906/llvm-mingw-20220906-ucrt-ubuntu-18.04-aarch64.tar.xz
+  sudo tar -xf llvm-mingw-aarch64.tar.xz --strip-components 1 -C /usr/local
+  echo building for windows-arm64
+  export GOOS=windows
+  export GOARCH=arm64
+  export CC=aarch64-w64-mingw32-gcc
+  export CGO_ENABLED=1
+  go build -o "$1" -ldflags="$ldflags" -tags=jsoniter .
+}
+
 BuildDev() {
   rm -rf .git/
+  BuildWinArm64 ./alist-windows-arm64.exe
   xgo -targets=linux/amd64,windows/amd64,darwin/amd64 -out "$appName" -ldflags="$ldflags" -tags=jsoniter .
   mkdir -p "dist"
   mv alist-* dist
@@ -80,6 +92,7 @@ BuildRelease() {
     export CGO_ENABLED=1
     go build -o ./build/$appName-$os_arch -ldflags="$muslflags" -tags=jsoniter .
   done
+  BuildWinArm64 ./build/alist-windows-arm64.exe
   xgo -out "$appName" -ldflags="$ldflags" -tags=jsoniter .
   # why? Because some target platforms seem to have issues with upx compression
   upx -9 ./alist-linux-amd64