hs-test: proxy testing improvement

- new container topologies and suites for VPP proxy and Envoy proxy
- removed build docker image since it can't be used with CI cache
  builder, container builders are designed to be stateless, they
  only preserve build-cache, but not images

Type: test
Change-Id: I93e4d079780d18d6aa3b5ce807adc4707b6f2d9b
Signed-off-by: Matus Fabian <matfabia@cisco.com>
diff --git a/extras/hs-test/docker/Dockerfile.nginx-server b/extras/hs-test/docker/Dockerfile.nginx-server
index ce397ec..08f428d 100644
--- a/extras/hs-test/docker/Dockerfile.nginx-server
+++ b/extras/hs-test/docker/Dockerfile.nginx-server
@@ -7,6 +7,9 @@
  && rm -rf /var/lib/apt/lists/*
 
 COPY resources/nginx/nginx_server_mirroring.conf /nginx.conf
-COPY script/nginx_mirroring_entrypoint.sh /usr/bin/nginx_mirroring_entrypoint.sh
+COPY script/nginx_server_entrypoint.sh /usr/bin/nginx_server_entrypoint.sh
 
-ENTRYPOINT ["nginx_mirroring_entrypoint.sh"]
+COPY resources/nginx/html/index.html /usr/share/nginx/index.html
+RUN fallocate -l 10MB /usr/share/nginx/httpTestFile
+
+ENTRYPOINT ["nginx_server_entrypoint.sh"]