Replaced this with the dockerfile in root

docker/dockerfile-authproxy

@@ -1,9 +0,0 @@
-    FROM openresty/openresty:alpine-fat
-
-    RUN mkdir /var/log/nginx
-    RUN apk add --no-cache openssl-dev
-    RUN apk add --no-cache git
-    RUN apk add --no-cache gcc
-    RUN luarocks install lua-resty-openidc
-
-    ENTRYPOINT ["/usr/local/openresty/nginx/sbin/nginx", "-g", "daemon off;"]