all fixes

Nginx/Server Blocks/canvas.libraryofcode.dev.conf

@@ -12,10 +12,17 @@ server {
     passenger_enabled on;
     passenger_app_env production;
     passenger_ruby /usr/bin/ruby;
+    passenger_user canvas;
+    passenger_group root;
+    passenger_friendly_error_pages on;
     # passenger_root /usr/lib/ruby/vendor_ruby/phusion_passenger/locations.ini;
 
+    passenger_pool_idle_time 300;
+    passenger_max_pool_size 10;
+
     client_max_body_size 50M;
 
+
     location / {
         try_files $uri @app;
     }