break: switch from k3s to k0s (in docker)

- replace k3s with k0s
  - remove argocd-init.yml
  - remove pb_install.yml
  - add docker-compose.yml for k0s setup
  - add k0s-config.yaml for k0s configuration
  - add metallb loadbalancer
    - add metallb ip pool
  - add openebs local storage
- update README

🤖

README.md

@@ -1,5 +1,6 @@
-# Kubernetes Baseline
+# k0s Kubernetes + Baseline
 
+* [k0s](https://docs.k0sproject.io/stable/)
 * [ArgoCD](https://argoproj.github.io/cd/)
   * [NGINX Ingress Controller](https://kubernetes.github.io/ingress-nginx/)
   * [cert-manager](https://cert-manager.io/)
@@ -9,18 +10,21 @@
   * [keel](https://keel.sh)
   * [reloader](https://github.com/stakater/Reloader)
 
-## Installation (k3s + baseline)
+## Run (k0s + baseline)
 
-`ansible-playbook -i <host|ip>, pb_install.yml`
+`docker compose up`
 
-## Installation (baseline only)
+### Get kubeconfig
 
-make sure kubectl is configure to reach the destination cluster, then:
-
-`kubectl apply -f argocd-init.yml`
+`docker compose exec -it k0s k0s kubeconfig admin`
 
 ## Notes
 
+### openebs
+
+When running in docker `/run/udev/` does not exist, but is required by `openebs`.
+Simple fix is `docker compose exec -it k0s mkdir /run/udev/`
+
 ### ArgoCD
 
 To retrieve the initial admin password use