[CI]: setup CI for rebase-2.0-wip branch

.github/workflows/increase-rebase-build-num.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+# Ensure we are in root directory
+cd "$(dirname "$0")/../.."
+
+DATE=`date -u +'%Y.%m.%d'`
+BUILD_NUM=1
+
+write() {
+    sed -e "/MARKETING_VERSION = .*/s/$/-rebase.$DATE.$BUILD_NUM+$(git rev-parse --short HEAD)/" -i '' Build.xcconfig
+    echo "$DATE,$BUILD_NUM" > .rebase-build-num
+}
+
+if [ ! -f ".rebase-build-num" ]; then
+    write
+    exit 0
+fi
+
+LAST_DATE=`cat .rebase-build-num | perl -n -e '/([^,]*),([^ ]*)$/ && print $1'`
+LAST_BUILD_NUM=`cat .rebase-build-num | perl -n -e '/([^,]*),([^ ]*)$/ && print $2'`
+
+if [[ "$DATE" != "$LAST_DATE" ]]; then
+    write
+else
+    BUILD_NUM=`expr $LAST_BUILD_NUM + 1`
+    write
+fi
+