fixed opencpu public access URL and update libraries on startup

Author: skarampatakis

docker-config/nginx/conf/includes/locations/opencpu.conf

@@ -3,7 +3,9 @@ location /ocpu/ {
     add_header Strict-Transport-Security "max-age=0; includeSubdomains;";
     add_header Cache-Control "no-store, no-cache, must-revalidate";
     expires -1;
-    proxy_pass http://opencpu:80/;
+    proxy_set_header        Host $host;
+    proxy_set_header        X-Real-IP $remote_addr;
+    proxy_set_header        X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header        X-Forwarded-Proto $scheme;
+    proxy_pass http://opencpu:80/ocpu/;
 }
-
-

docker-config/opencpu/Dockerfile

@@ -1 +1,4 @@
 FROM okgreece/opencpu-docker-obeu
+
+#update the algorithms
+RUN R < libraries.R --no-save