Add NGINX virtual server to redirect traffic

Relates to #13

nginx/sites-available/orc2_production

@@ -38,6 +38,18 @@ upstream grafana {
   server 194.95.75.12:30075;
 }
 
+# HTTP server to redirect gesis.mybinder.org traffic to SSL/HTTPS notebooks.gesis.org
+server {
+    listen 80;
+    listen [::]:80;
+    listen 443 ssl http2;
+    listen [::]:443 ssl http2;
+    server_name gesis.mybinder.org;
+    access_log off;  # turn off access log
+    # Tell all requests to port 80 to be 301 (permanently) redirected to HTTPS
+    return 301 http://notebooks.gesis.org$request_uri;
+}
+
 # HTTP server to redirect notebooks.gesis.org 80 traffic to SSL/HTTPS
 server {
     listen 80;