add reverse proxy configuration

_sources/dev/install/installation.txt

     location = /searx { rewrite ^ /searx/; }
     location /searx {
             try_files $uri @searx;
-            proxy_pass http://localhost:9999/;
-            proxy_set_header X-Script-Name /searx;
     }
     location @searx {
             uwsgi_param SCRIPT_NAME /searx;
     }
 
 
+OR
+
+using reverse proxy
+(Please, note that reverse proxy advised to be used in case of single-user or low-traffic instances.)
+
+.. code:: nginx
+
+    location /searx {
+        proxy_pass http://127.0.0.1:8888;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme $scheme;
+        proxy_set_header X-Script-Name /searx;
+        proxy_buffering off;
+    }
+
+
 Enable base\_url in searx/settings.yml
 
 ::

dev/install/installation.html

 <div class="code nginx highlight-default"><div class="highlight"><pre>location = /searx { rewrite ^ /searx/; }
 location /searx {
         try_files $uri @searx;
-        proxy_pass http://localhost:9999/;
-        proxy_set_header X-Script-Name /searx;
 }
 location @searx {
         uwsgi_param SCRIPT_NAME /searx;
 }
 </pre></div>
 </div>
+<p>OR</p>
+<p>using reverse proxy
+(Please, note that reverse proxy advised to be used in case of single-user or low-traffic instances.)</p>
+<div class="code nginx highlight-default"><div class="highlight"><pre>location /searx {
+    proxy_pass http://127.0.0.1:8888;
+    proxy_set_header Host $host;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Scheme $scheme;
+    proxy_set_header X-Script-Name /searx;
+    proxy_buffering off;
+}
+</pre></div>
+</div>
 <p>Enable base_url in searx/settings.yml</p>
 <div class="highlight-default"><div class="highlight"><pre><span class="n">base_url</span> <span class="p">:</span> <span class="n">http</span><span class="p">:</span><span class="o">//</span><span class="n">your</span><span class="o">.</span><span class="n">domain</span><span class="o">.</span><span class="n">tld</span><span class="o">/</span><span class="n">searx</span><span class="o">/</span>
 </pre></div>

docs/dev/install/installation.rst

     location = /searx { rewrite ^ /searx/; }
     location /searx {
             try_files $uri @searx;
-            proxy_pass http://localhost:9999/;
-            proxy_set_header X-Script-Name /searx;
     }
     location @searx {
             uwsgi_param SCRIPT_NAME /searx;
     }
 
 
+OR
+
+using reverse proxy
+(Please, note that reverse proxy advised to be used in case of single-user or low-traffic instances.)
+
+.. code:: nginx
+
+    location /searx {
+        proxy_pass http://127.0.0.1:8888;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Scheme $scheme;
+        proxy_set_header X-Script-Name /searx;
+        proxy_buffering off;
+    }
+
+
 Enable base\_url in searx/settings.yml
 
 ::