Build: Add a sh build script

Tools/Release/buildRelease.sh

@@ -0,0 +1,59 @@
+#!/bin/sh
+
+export GEM_HOME=$HOME/.gem
+export PATH=$GEM_HOME/bin:$PATH
+
+if [ ! $# -eq 1 ]; then
+    echo "Usage: ./buildRelease.sh [tag or branch]"
+    exit 1
+fi 
+
+if [ ! -n "$APPLE_ID" ]; then
+    echo "You must set the APPLE_ID env var before calling this script"
+    echo 'export APPLE_ID="foo.bar@apple.com"'
+    exit 1
+fi 
+
+
+TAG=$1
+BUILD_DIR="build"/$TAG
+BUILD_NUMBER=$( date +%Y%m%d%H%M%S )
+
+
+if [ -e $BUILD_DIR ]; then
+    echo "Error: Folder ${BUILD_DIR} already exists"
+    exit 1
+fi 
+
+
+# Fastlane update
+gem install bundler
+bundle install
+bundle update
+
+# Checkout the source to build
+mkdir -p $BUILD_DIR
+cd $BUILD_DIR
+git clone --single-branch --branch $TAG https://github.com/vector-im/riot-ios.git
+cd riot-ios
+
+
+# Develop branch special case
+if [ "$TAG" = "develop" ]; then 
+    ./use-dev-pods.sh
+fi
+
+
+# Build
+bundle exec fastlane app_store build_number:$BUILD_NUMBER
+
+# Check ipa
+./checkipa.sh out/Riot.ipa
+
+
+if [ -e out/Riot.ipa ]; then
+    # Here is the artefact
+    cp out/Riot.ipa ../../../Riot-$TAG-$BUILD_NUMBER.ipa
+    
+    echo "Riot-$TAG-$BUILD_NUMBER.ipa has been successfully built"
+fi