feat: docker nginx script.

client/nginx/sites/node.template

@@ -0,0 +1,14 @@
+# environment variables
+# WEB_REVERSE_PROXY_PORT ${WEB_REVERSE_PROXY_PORT}
+server {
+    listen 80 default_server;
+
+    location / {
+        proxy_pass http://node:${WEB_REVERSE_PROXY_PORT};
+    }
+
+    location /.well-known/acme-challenge/ {
+        root /var/www/letsencrypt/;
+        log_not_found off;
+    }
+}