Add script to upload generated package to github release page.

upload-github-release.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# Upload generated packages as github release
+#
+# Prerequisites:
+# 1. github-release tool(https://github.com/aktau/github-release) is available in path.
+# 2. Environment variables are set:
+#  - GITHUB_USER
+#  - GITHUB_TOKEN
+#  - RELEASE_TAG
+
+function upload() {
+    local fname=$1
+    local name=$(basename ${fname})
+    echo "upload $fname"
+    github-release upload -r lrte -t ${RELEASE_TAG} -n ${name} -f ${fname}
+}
+
+function error() {
+    echo "$@"
+    exit 1
+}
+
+if [ -z $RELEASE_TAG ]; then
+    error "RELEASE_TAG environment variable needs to be set, like v2.0_0"
+fi
+
+set -e
+
+for fname in $@; do
+    upload ${fname}
+done
+github-release info -r lrte -t ${RELEASE_TAG}