make the notfound page customizable

fixes #755

src/nginxconfig.ejs

@@ -28,6 +28,12 @@ server {
         alias /home/yellowtent/platformdata/acme/;
     }
 
+    location /notfound.html {
+        root <%= sourceDir %>/dashboard/dist;
+        try_files /notfound.html =404;
+        internal;
+    }
+
     # for default server, serve the notfound page. for other endpoints, redirect to HTTPS
     location / {
 <% if ( endpoint === 'admin' || endpoint === 'setup' ) { %>
@@ -37,8 +43,8 @@ server {
 <% } else if ( endpoint === 'redirect' ) { %>
         return 301 https://<%= redirectTo %>$request_uri;
 <% } else if ( endpoint === 'ip' ) { %>
-        root <%= sourceDir %>/dashboard/dist;
-        try_files /notfound.html =404;
+        root /home/yellowtent/boxdata;
+        try_files /custom_pages/notfound.html /notfound.html;
 <% } %>
     }
 }
@@ -277,9 +283,15 @@ server {
         # to clear a permanent redirect on the browser
         return 302 https://<%= redirectTo %>$request_uri;
 <% } else if ( endpoint === 'ip' ) { %>
-        location / {
-            root   <%= sourceDir %>/dashboard/dist;
+        location /notfound.html {
+            root <%= sourceDir %>/dashboard/dist;
             try_files /notfound.html =404;
+            internal;
+        }
+
+        location / {
+            root /home/yellowtent/boxdata;
+            try_files /custom_pages/notfound.html /notfound.html;
         }
 <% } %>
     }