cleanup dockerfile

Dockerfile

@@ -1,31 +1,17 @@
-# build stage
-# FROM golang:alpine
 FROM fnproject/dind
 RUN apk add --no-cache ca-certificates build-base go git bzr mercurial gcc
 
 ENV GOPATH=/go
 ENV D=/go/src/github.com/fnproject/fn
-# If dep ever gets decent enough to use, try `dep ensure --vendor-only` from here: https://medium.com/travis-on-docker/triple-stage-docker-builds-with-go-and-angular-1b7d2006cb88
-#RUN go get -u github.com/Masterminds/glide
-#ADD glide.* $D/
-#RUN cd $D && glide install -v
 
 ADD . $D
-# RUN cd $D && go build -o fn-alpine && cp fn-alpine /tmp/
-# TODO: ADD BACK-  RUN cd $D && go build -o /app/functions
+RUN cd $D && go build -o /app/functions
 
-# final stage
-# FROM fnproject/dind
 WORKDIR /app
-# COPY --from=build-env /tmp/fn-alpine /app/functions
 CMD ["./functions"]
 
 # For building extensions
 ONBUILD ARG REPO
-ONBUILD RUN echo "YOOOO $DIR"
-ONBUILD RUN echo $REPO
-# ONBUILD ENV GOPATH=$GOPATH:$DIR
-# ONBUILD RUN echo $GOPATH
 ONBUILD ADD . $GOPATH/src/$REPO
 ONBUILD ADD main.go $D
 ONBUILD RUN cd $D && go build -o /app/functions