update release.sh to be able to use custom signer gpg key id

release.sh

@@ -1,23 +1,24 @@
 #!/usr/bin/env bash
-
+set -x
 version="$(git describe)"
 git clean -xdf
-
+key="${SIGNER:-jeff@lokinet.io}"
 
 _build_release()
 {
     exe="$1"
     builddir="$2"
+    key="$3"
     for os in linux freebsd ; do
         for arch in amd64 arm ppc64 ; do
             export XD=$builddir/$exe-$os-$arch
-            GOOS=$os GOARCH=$arch make clean $XD && gpg --sign --detach $XD
+            GOOS=$os GOARCH=$arch make clean $XD && gpg -u $key --sign --detach $XD
         done
     done
     export XD=$builddir/$exe-darwin
-    GOOS=darwin GOARCH=amd64 make clean $XD && gpg --sign --detach $XD
+    GOOS=darwin GOARCH=amd64 make clean $XD && gpg -u $key --sign --detach $XD
     export XD=$builddir/$exe-windows.exe
-    GOOS=windows GOARCH=amd64 make clean $XD && gpg --sign --detach $XD
+    GOOS=windows GOARCH=amd64 make clean $XD && gpg -u $key --sign --detach $XD
 }
 
 
@@ -26,10 +27,10 @@ build=XD-$version
 mkdir -p $build
 # build i2p version
 export LOKINET=0
-_build_release XD-i2p-$version $build
+_build_release XD-i2p-$version $build $key
 # build lokinet version
 export LOKINET=1
-_build_release XD-lokinet-$version $build
+_build_release XD-lokinet-$version $build $key
 
 # verify sigs and makes hashes
 for sig in $build/*.sig ; do
@@ -47,12 +48,12 @@ echo "release hashes:" >> $build/README.txt
 echo "" >> $build/README.txt
 cat $build/HASHES.txt >> $build/README.txt
 
-gpg --clearsign --detach $build/README.txt
+gpg -u $key --clearsign --detach $build/README.txt
 mv $build/README.txt.asc $build/README.txt
 
 # make release tarball
 tar -cJvf XD-$version.tar.xz $build
-gpg --sign --detach XD-$version.tar.xz
+gpg -u $key --sign --detach XD-$version.tar.xz
 
 # make preformatted release notes
 echo '```' >> notes-$version