add dummy package.json

Author: pastak

Dockerfile

@@ -11,5 +11,6 @@ RUN ./opencv_latest.sh
 
 RUN echo "export PATH=\"/app/heroku/node/bin:/app/user/node_modules/.bin:\$PATH\"" > /app/.profile.d/nodejs.sh
 
+ONBUILD ADD package.json /app/user/
 ONBUILD RUN /app/heroku/node/bin/npm install
 ONBUILD ADD . /app/user/

package.json

@@ -0,0 +1,2 @@
+{
+}