Add some useful instructions for setting up users and installing plugins

README.md

@@ -28,3 +28,20 @@ A platform for community discussion
 
 [`abra`]: https://git.autonomic.zone/autonomic-cooperative/abra
 [`coop-cloud/traefik`]: https://git.autonomic.zone/coop-cloud/traefik
+
+## To add a new Admin user
+
+1. Login to the instance `abra app run APPNAME app sh`
+2. `cd /opt/bitnami/discourse`
+3. `RAILS_ENV=production bundle exec rake admin:create` and follow prompts.
+
+## Install plugins
+
+1. Login to instance `abra app run APPNAME app sh`
+2. `cd /bitnami/discourse/plugins/`
+3. `git clone plugingit` for example `https://github.com/discourse/discourse-openid-connect.git`
+4. `abra app restart APPNAME app`
+
+## Setup Notes
+
+Until issue #1 is fixed, the default user is `user` and the default password is `bitnami123`