Bump: github.com/rwinkhart/libmutton PRE-TAG => v0.2.1; add script for generating release binaries

packaging/main.sh

@@ -18,11 +18,15 @@ fi
 mkdir -p ./1output
 
 case "$1" in
+    release-binaries)
+        . ./resources/release-binaries.sh
+        create_release_binaries
+        ;;
     pkgbuild-git-stable)
-        . ./pkgbuild-git-stable.sh
+        . ./resources/pkgbuild-git-stable.sh
         create_pkgbuild_git_stable
         ;;
     *)
-    printf '\nusage: package.sh [target] <revision>\n\ntargets: pkgbuild-git-stable\n\n'
+    printf '\nusage: package.sh [target] <revision>\n\ntargets: release-binaries pkgbuild-git-stable\n\n'
     ;;
 esac

packaging/resources/pkgbuild-git-stable.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 create_pkgbuild_git_stable() {
-    printf '\ngenerating PKGBUILD...\n'
+    printf '\nGenerating PKGBUILD...\n'
     local source="git+https://github.com/rwinkhart/MUTN.git#tag=v\${pkgver}"
     printf "# Maintainer: Randall Winkhart <idgr at tutanota dot com>
 pkgname=mutn

packaging/resources/release-binaries.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+create_release_binaries() {
+    printf '\nGenerating release binaries...\n'
+    cd ..
+    GOOS=linux CGO_ENABLED=0 GOAMD64=v1 go build -o ./packaging/1output/mutn-linux-x86_64_v1 -ldflags="-s -w" -trimpath ./mutn.go
+    GOOS=linux GOARCH=arm64 CGO_ENABLED=0 go build -o ./packaging/1output/mutn-linux-aarch64 -ldflags="-s -w" -trimpath ./mutn.go
+    GOOS=windows CGO_ENABLED=0 GOAMD64=v1 go build -o ./packaging/1output/mutn-windows-x86_64_v1.exe -ldflags="-s -w" -trimpath ./mutn.go
+    GOOS=windows GOARCH=arm64 CGO_ENABLED=0 go build -o ./packaging/1output/mutn-windows-aarch64.exe -ldflags="-s -w" -trimpath ./mutn.go
+    cd ./packaging
+}