Minimalist Dockerfile for packaging the app

This is first iteration that works now. It is likely to evolve in the
future.

Author: bryk

src/app/deploy/Dockerfile

@@ -0,0 +1,30 @@
+# Copyright 2015 Google Inc. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Main Dockerfile of the project. It creates an image that serves the application. This image should
+# be built from the dist directory.
+
+# Scratch can be used as a base image because the backend is compiled to include all
+# its dependencies. 
+FROM scratch
+MAINTAINER Piotr Bryk <[email protected]>
+
+# Add all files from current working directory to the root of the image, i.e., copy dist cirectory
+# layout to the root directory.
+ADD . /
+
+# The port that the application listens on.
+# TODO(bryk): Parametrize this.
+EXPOSE 8080
+ENTRYPOINT ["/console"]