update README

README.md

@@ -16,14 +16,14 @@ Checkout the [Git Submodules documentation](https://git-scm.com/book/en/v2/Git-T
 
 ### Conda environment
 
-Install Anaconda from these instructions: https://linuxize.com/post/how-to-install-anaconda-on-ubuntu-20-04/
+Install Conda from these instructions: https://docs.conda.io/projects/conda/en/latest/user-guide/install/index.html
 
 Setup a new conda environment and install dependencies:
 
 ```shell
 conda create --name naavre-dev
 conda activate naavre-dev
-conda install -c conda-forge pre_commit minikube tilt
+conda install -c conda-forge pre_commit minikube kubernetes-helm tilt
 ```
 
 ### Pre-commit hooks
@@ -40,7 +40,36 @@ ggshield auth login
 
 ### Minikube cluster
 
-The NaaVRE components are deployed by tilt to a local Kubernetes using minikube. We use ingress-dns to access those resources. To configure it, follow step 3 section of the [minikube ingress-dns setup guide](https://minikube.sigs.k8s.io/docs/handbook/addons/ingress-dns/). Chose your operating system. For most linux distributions, follow the section “Linux OS with Network Manager”. 
+The NaaVRE components are deployed by tilt to a local Kubernetes using minikube. We use ingress-dns to access those resources. To configure it, follow step 3 section of the [minikube ingress-dns setup guide](https://minikube.sigs.k8s.io/docs/handbook/addons/ingress-dns/). Chose your operating system.
+
+<details open>
+
+   <summary>For Linux, pick the configuration matching your DNS setup (expand to read more)</summary>
+
+   To find the DNS setup, run `head /etc/resolv.conf`:
+
+   - Mentions resolvconf: follow the [Linux OS with resolvconf](https://minikube.sigs.k8s.io/docs/handbook/addons/ingress-dns/#linux-os-with-resolvconf) instructions
+   - Contains `# Generated by NetworkManager`: follow the [Linux OS with Network Manager](https://minikube.sigs.k8s.io/docs/handbook/addons/ingress-dns/#linux-os-with-network-manager) instructions
+   - Contains `# This is /run/systemd/resolve/stub-resolv.conf managed by man:systemd-resolved(8).`: run the following commands (systemd-resolved is not covered by the minikube documentation):
+      ```shell
+      sudo mkdir /etc/systemd/resolved.conf.d
+      sudo tee /etc/systemd/resolved.conf.d/minikube.conf << EOF
+      [Resolve]
+      DNS=$(minikube ip)
+      Domains=~test
+      EOF
+      sudo systemctl restart systemd-resolved
+      ```
+
+</details>
+
+### Helm dependencies
+
+During the initial setup, and after updating `submodules/VREPaaS-helm-charts`, run:
+
+```shell
+helm dependency build submodules/VREPaaS-helm-charts
+```
 
 
 ## Run the dev environment