tweak readme

README.md

@@ -1 +1,29 @@
 # gotty-docker
+
+this is a dynamically built gotty container
+
+#### features:
+- select packages with environment values
+- easily run in docker composes
+- available as alpine and debian base images
+
+### compose
+this example can also be found in the repo
+
+```yaml
+version: '2.3'
+
+services:
+  gotty-docker:
+    container_name: gotty-docker
+    image: byreqz/gotty-docker:latest
+    restart: unless-stopped
+    ports:
+     - 1234:1234
+    environment:
+     - port=1234
+     - userpass=user:pass
+     - title=1234
+     - pkgs=htop
+     - command=htop
+```