feat: Copy output packages back to workspace

entrypoint.sh

@@ -95,6 +95,7 @@ WORKPATH=$GITHUB_WORKSPACE/$INPUT_PATH
 WORKPATH=${WORKPATH%/} # Remove trailing slash if $INPUT_PATH is empty
 echo "::group::Copying files from $HOME/gh-action to $WORKPATH"
 sudo cp -fv PKGBUILD "$WORKPATH"/PKGBUILD
+sudo cp -fv *.pkg.tar.zst "$WORKPATH"
 if [[ -e .SRCINFO ]]; then
     sudo cp -fv .SRCINFO "$WORKPATH"/.SRCINFO
 fi