specify binary output for go build and fixed shell script for production mpfrontend

Author: aouyang1

Makefile

@@ -13,7 +13,7 @@ usage:
 build: build-mpserver build-mpfrontend
 
 build-mpserver:
-	cd mpserver && GOOS=linux GOARCH=amd64 go build && cd ..
+	cd mpserver && GOOS=linux GOARCH=amd64 go build -o mpserver && cd ..
 
 build-mpfrontend:
 	cd mpfrontend && npm run build-dev

docker-prod-mpfrontend.sh

@@ -4,4 +4,4 @@ TAG=latest
 if [ "${TRAVIS_TAG}" != "" ]; then
   TAG=${TRAVIS_TAG}
 fi
-docker build --no-cache -t aouyang1/mpfrontend:${TAG} -f mpserver/Dockerfile_prod mpfrontend/
+docker build --no-cache -t aouyang1/mpfrontend:${TAG} -f mpfrontend/Dockerfile_prod mpfrontend/