Follow new exciting README standard

See coop-cloud/organising#31

README.md

@@ -4,14 +4,26 @@
 
 > https://portainer.readthedocs.io
 
-1. Set up Docker Swarm and [`abra`][abra]
+<!-- metadata -->
+* **Category**: Utilities
+* **Status**: ?
+* **Image**: [`portainer/portainer`](https://hub.docker.com/r/portainer/portainer), ❶💚, upstream
+* **Healthcheck**: No
+* **Backups**: ?
+* **Email**: ?
+* **Tests**: ❷💛
+* **SSO**: No
+<!-- endmetadata -->
+
+## Basic usage
+
+1. Set up Docker Swarm and [`abra`]
 2. Deploy [`compose-stacks/traefik`][compose-traefik]
-3. `cp .envrc.sample .envrc`
-4. Edit `.envrc` - be sure to change `$DOMAIN` to something that resolves to
+3. `abra app new traefik`
+4. `abra app YOURAPPDOMAIN config` - be sure to change `DOMAIN` to something that resolves to
    your Docker swarm box
-5. `direnv allow` (or `. .envrc`)
-6. `abra deploy`
-7. Log into the web interface to create an initial user
+5. `abra app YOURAPPDOMAIN deploy`
+6. Log into the web interface to create an initial user
 
 [abra]: https://git.autonomic.zone/autonomic-cooperative/abra
 [compose-traefik]: https://git.autonomic.zone/compose-stacks/traefik