feat: add config files for helm chart

docker/helm/README.md

@@ -0,0 +1,32 @@
+# Development Notes
+
+## Check that Kubernetes is reachable locally
+
+```bash
+kubectl get nodes
+```
+
+## Install the local Portabase Helm chart
+
+```bash
+helm install portabase . \
+--set project.secret=$(openssl rand -hex 32)
+```
+
+## Check the pods
+
+```bash
+kubectl get pods
+```
+
+## Check the services
+
+```bash
+kubectl get svc
+```
+
+## If the service type is ClusterIP, expose it locally using port forwarding:
+
+```bash
+kubectl port-forward svc/portabase 8887:80
+```