Add features section to README

README.md

@@ -3,8 +3,24 @@
 
 A dropbox backed by any S3 bucket
 
-## Buckets
+## Features
+
+- User interface to create new dropboxes
+- Store bucket credentials and settings in a Redis KV store
+- Drop stored credentials when the dropbox link expires
+- Upload files using S3 multipart uploads, powered by [Uppy](https://uppy.io)
+- Remembers previously created dropboxes and uploaded files
+- Single fat binary
+
+## Deploying
+
+To deploy as a single binary, build it from source and run:
+
+```
+export REDIS_CONNECTION=simple:redis-hostname:6379
+export LISTEN=:8080
+./upl
+```
 
-It is recommended to [configure the cleanup of incomplete multipart uploads](https://docs.aws.amazon.com/AmazonS3/latest/userguide/mpu-abort-incomplete-mpu-lifecycle-config.html).
 
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