local.ini

[vhosts]
swinger.iodyne.net = /swinger/_design/swinger/_rewrite

nginx.conf

# In your server directive...

		location / {
			proxy_pass http://localhost:5984;
			proxy_redirect off;
			proxy_set_header Host $host;
			proxy_set_header X-Real-IP $remote_addr;
			proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		}

swinger.rewrites.json

[
   {
       "from": "/",
       "to": "index.html"
   },
   {
       "from": "/swinger/_design/swinger/*",
       "to": "*"
   },
   {
       "from": "/_session",
       "to": "../../../_session"
   },
   {
       "from": "/swinger/*",
       "to": "../../*"
   },
   {
       "from": "/*",
       "to": "*"
   }
]