feature: added port forwarding by default

Dockerfile

@@ -6,6 +6,13 @@ FROM ${BASE_IMAGE}
 RUN apt update && \
     apt install -y iproute2 iputils-ping
 
+# Default nginx proxy envs
+ENV NGINX_PROXY_SOURCE_PORT=${NGINX_PROXY_SOURCE_PORT:-Please configure NGINX_PROXY_SOURCE_PORT env!}
+ENV NGINX_PROXY_SOURCE_ADDRESS=${NGINX_PROXY_SOURCE_ADDRESS:-Please configure NGINX_PROXY_SOURCE_ADDRESS env!}
+
+# Copy default nginx configuration
+COPY default.nginx.conf /etc/nginx/nginx.conf
+
 # Copy entrypoint
 COPY docker-entrypoint.sh /usr/local/bin/docker-entrypoint.sh
 RUN chmod +x /usr/local/bin/docker-entrypoint.sh

default.nginx.conf

@@ -0,0 +1,8 @@
+events {}
+
+stream {
+    server {
+        listen ${NGINX_PROXY_SOURCE_PORT};
+        proxy_pass ${NGINX_PROXY_SOURCE_ADDRESS};
+    }
+}