add usage to readme

README.md

@@ -1,2 +1,24 @@
 # birdrs
+
+[![Go Report](https://goreportcard.com/badge/github.com/natesales/birdrs?style=for-the-badge)](https://goreportcard.com/report/github.com/natesales/birdrs) 
+[![License](https://img.shields.io/github/license/natesales/birdrs?style=for-the-badge)](hhttps://github.com/natesales/birdrs/blob/main/LICENSE) 
+[![Release](https://img.shields.io/github/v/release/natesales/birdrs?style=for-the-badge)](https://github.com/natesales/birdrs/releases) 
+
 SSH route server for BIRD
+
+### Installation
+
+This project is available in my public code repositories. See https://github.com/natesales/repo for more info.
+
+### Usage
+
+```
+Usage for birdrs (dev) https://github.com/natesales/birdrs:
+  -b string
+        SSH daemon bind address:port (default ":22")
+  -k string
+        SSH host key file (default "~/.ssh/id_ed25519")
+  -p string
+        path to birdc binary (default "birdc")
+  -v    enable verbose debugging output
+```