Add CI Dockerfile

First version of CI Dockerfile.

Contains only compilation and unit test execution as a verification.

Publishing RPM and Debian packages to PackageCloud.io will be added
as a separate merge request later. Also functional tests will be added
later.

Signed-off-by: Rolf Badorek <rolf.badorek@nokia.com>
Change-Id: I6399069e772ba3e9144f83868269ad6554d46776
diff --git a/ci/Dockerfile b/ci/Dockerfile
new file mode 100644
index 0000000..737845c
--- /dev/null
+++ b/ci/Dockerfile
@@ -0,0 +1,33 @@
+#
+#   Copyright (c) 2018-2019 Nokia.
+#
+#   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.
+#
+
+FROM nexus3.o-ran-sc.org:10004/bldr-ubuntu18-c-go:2-u18.04-nng
+
+# Install build tools and SDL dependencies:
+RUN apt-get update && \
+    apt-get install -y libhiredis-dev && \
+    apt-get clean
+
+# Copy sourcefiles:
+RUN mkdir -p /tmp/build
+COPY . /tmp/build
+
+# Compile and run unit tests:
+WORKDIR /tmp/build
+RUN ./autogen.sh && \
+    ./configure && \
+    make all && \
+    make test