update documenation, susmng

readme

@@ -2,3 +2,29 @@ sus
 ===
 
 simple URL shortener
+
+
+usage
+-----
+
+running the server
+
+1. generate the secret used to create and delete shortlinks
+
+	echo SECRET=`pwgen -s 64 1` >> .env
+
+2. run the services
+
+	docker-compose up -d --build
+
+setting up susmng
+
+1. install susmng
+
+	make install-susmng
+
+2. create config files
+
+	susmng init
+
+3. edit config files (~/.config/susmng/config.json) to add your secrets