adding sample docker file and nginx config

default.conf

@@ -0,0 +1,28 @@
+server {
+  listen       80;
+  server_name  localhost;
+
+  root   /opt/www/;
+  index  index.html index.htm;
+
+  location ~* (/javadoc)|(/tests) {
+    autoindex off;
+  }
+
+  location /files/ {
+    root /opt/www/; # will at the end serve /opt/www/files/
+    autoindex on;
+    autoindex_format json;
+    disable_symlinks off;
+  }
+
+  location / {
+    root /opt/www/file-browser/;
+  }
+
+  error_page   500 502 503 504  /50x.html;
+  location = /50x.html {
+    root   /usr/share/nginx/html;
+  }
+
+}