Add OpenShift test template and Dockerfiles

Add Dockerfiles to build images for the backend and frontend.

Add an OpenShift template to deploy an MBS test instance, and connect it
to a message bus and Koji instance.

Signed-off-by: Hunor Csomortáni <csomh@redhat.com>

openshift/frontend/Dockerfile

@@ -0,0 +1,27 @@
+# See `../backend/` for building `mbs-backend:latest`
+FROM mbs-backend:latest
+LABEL \
+    name="Frontend for the Module Build Service (MBS)" \
+    vendor="The Factory 2.0 Team" \
+    license="MIT" \
+    description="The MBS coordinates module builds. This image is to serve as the MBS frontend." \
+    usage="https://pagure.io/fm-orchestrator" \
+    build-date=""
+
+RUN dnf -y install \
+            httpd \
+            mod_wsgi \
+    && dnf -y clean all
+
+EXPOSE 8080/tcp 8443/tcp
+VOLUME ["/etc/module-build-service", "/etc/fedmsg.d", "/etc/mbs-certs", "/etc/httpd/conf.d"]
+ENTRYPOINT ["mod_wsgi-express", "start-server", "/usr/share/mbs/mbs.wsgi"]
+CMD [\
+    "--user", "fedmsg", "--group", "fedmsg", \
+    "--port", "8080", "--threads", "1", \
+    "--include-file", "/etc/httpd/conf.d/mbs.conf", \
+    "--log-level", "info", \
+    "--log-to-terminal", \
+    "--access-log", \
+    "--startup-log" \
+]