update nginx config example

nginx-server.conf.example

@@ -25,35 +25,8 @@ server {
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header X-Real-IP $remote_addr;
 
-    # TODO: do it better!
-    location /web/venus/ {
-        proxy_pass https://venus.web.telegram.org/;
-    }
-    location /web/venus-1/ {
-        proxy_pass https://venus-1.web.telegram.org/;
-    }
-    location /web/pluto/ {
-        proxy_pass https://pluto.web.telegram.org/;
-    }
-    location /web/pluto-1/ {
-        proxy_pass https://pluto-1.web.telegram.org/;
-    }
-    location /web/vesta/ {
-        proxy_pass https://vesta.web.telegram.org/;
-    }
-    location /web/vesta-1/ {
-        proxy_pass https://vesta-1.web.telegram.org/;
-    }
-    location /web/aurora/ {
-        proxy_pass https://aurora.web.telegram.org/;
-    }
-    location /web/aurora-1/ {
-        proxy_pass https://aurora-1.web.telegram.org/;
-    }
-    location /web/flora/ {
-        proxy_pass https://flora.web.telegram.org/;
-    }
-    location /web/flora-1/ {
-        proxy_pass https://flora-1.web.telegram.org/;
+    location ~* ^/web/ {
+        rewrite ^/web/(.*)/(.*) /$2 break;
+        proxy_pass https://$1.web.telegram.org;
     }
 }