Actions/release-candidate/macos: set up to create package locally.

We need to sign the binaries before inserting them into the
package, so this should be done locally.

.github/workflows/release-candidate.yml

@@ -111,14 +111,12 @@ jobs:
           export VERSION=$(grep '^[Vv]ersion:' pandoc.cabal | awk '{print $$2;}')
           export BASEDIR=$(pwd)
           export ARTIFACTS=${BASEDIR}/macos-release-candidate
-          export DIST=${BASEDIR}/macos_package
           export RESOURCES=${ARTIFACTS}/Resources
-          export ROOT=${DIST}/pandoc
+          export ROOT=${ARTIFACTS}/pandoc
           export DEST=${ROOT}/usr/local
           export ME=$(whoami)
           export BASE=pandoc-$VERSION
           mkdir -p ${ARTIFACTS}
-          mkdir -p ${DIST}
           mkdir -p ${RESOURCES}
           mkdir -p ${DEST}/bin
           mkdir -p ${DEST}/share/man/man1
@@ -131,17 +129,10 @@ jobs:
             $DEST/share/man/man1/pandoc-citeproc.1
           ${DEST}/bin/pandoc -t html5 -s COPYING.md -Vpagetitle=License \
             -o ${RESOURCES}/license.html
+          chown -R $ME:staff ${ROOT}
           sed -e "s/PANDOCVERSION/${VERSION}/" macos/distribution.xml.in > ${ARTIFACTS}/distribution.xml
-
-          chown -R $ME:staff ${DIST}
-          echo Creating pkg...
-          pkgbuild --root $ROOT --identifier net.johnmacfarlane.pandoc --version $VERSION --ownership recommended ${ARTIFACTS}/pandoc.pkg
-          echo Creating zip...
-          cd ${DEST}
-          cd ..
-          mv local ${BASE}
-          zip -r ${ARTIFACTS}/${BASE}-macOS.zip ${BASE}
-          echo -e "${BASE}-macOS.pkg: pandoc.pkg\n\tproductbuild --distribution distribution.xml --resources Resources --package-path $< --version ${VERSION} --sign 'Developer ID Installer: John Macfarlane' -o \$@\n" > ${ARTIFACTS}/Makefile
+          cp macos/Makefile ${ARTIFACTS}/
+          echo ${VERSION} > ${ARTIFACTS}/version.txt
     - uses: actions/upload-artifact@master
       with:
         name: macos-release-candidate