release: build images before comitting the changelog

This makes it easy to re-attempt a botched build.

release.sh

@@ -25,8 +25,8 @@ VERSION="${RELEASE}-${V}"
 echo "Releasing ${VERSION}"
 
 if git rev-parse "${VERSION}" >/dev/null 2>&1; then
-	echo "Tag for such version already exists!"
-	exit 1
+    echo "Tag for such version already exists!"
+    exit 1
 fi
 
 # Prepare changelog
@@ -38,6 +38,14 @@ CHANGES=$(git log --oneline --no-decorate --no-merges ${LAST_VERSION}..HEAD --pr
 echo "Changelog:"
 echo "$CHANGES"
 
+# Tag Docker images and push them to DockerHub
+#
+
+JITSI_BUILD=${VERSION} JITSI_RELEASE=${RELEASE} make release
+
+# Changelog
+#
+
 echo -e "## ${VERSION}\n\nBased on ${RELEASE} release ${V}.\n\n${CHANGES}\n" > tmp
 cat CHANGELOG.md >> tmp
 mv tmp CHANGELOG.md
@@ -53,11 +61,6 @@ sed -i "" -e "s/unstable/${VERSION}/" *.yml
 git commit -a -m "release: ${VERSION}" -m "${CHANGES}"
 git tag -a "${VERSION}" -m "release" -m "${CHANGES}"
 
-# Tag Docker images and push them to DockerHub
-#
-
-JITSI_BUILD=${VERSION} JITSI_RELEASE=${RELEASE} make release
-
 # Revert back to "unstable" for development
 #