Use template mechanism of nginx image
diff --git a/nginx/review.sa.conf b/nginx/review.sa.conf
index b5c826d..f25213c 100644
--- a/nginx/review.sa.conf
+++ b/nginx/review.sa.conf
@@ -4,7 +4,7 @@
     listen 443 ssl;
     listen [::]:443 ssl;
 
-    server_name review.miau.local;
+    server_name review.${SA_PUBLIC_DOMAIN_NAME};
 
     location / {
         proxy_pass        http://gerrit:8080;