fix /ws in container

Author: vangie

.dockerignore

@@ -1,2 +1,3 @@
 **
 !build/
+!nginx.conf

Dockerfile

@@ -1,3 +1,4 @@
 FROM nginx:1.11.9-alpine
 
-add build/ /usr/share/nginx/html/
+ADD build/ /usr/share/nginx/html/
+ADD nginx.conf /etc/nginx/conf.d/default.conf

nginx.conf

@@ -0,0 +1,14 @@
+server {
+    listen       80;
+    server_name  localhost;
+
+    root   /usr/share/nginx/html;
+
+    location / {
+        index  index.html index.htm;
+    }
+
+    location /ws {
+        rewrite ^/ws/.*$ /workspace.html break;
+    }
+}