Remove helm template

vpn.md

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+# VPN setup
+
+## OS
+
+I used a raspberry pi with Raspberry PI OS lite on it.
+
+>Best to use Raspberry Pi Imager to flash image onto SD card. This flasher allows you to enable SSH and configure WLAN during flashing
+
+After that, I followed [this tutorial](https://pimylifeup.com/raspberry-pi-wireguard/)
+
+Notes on the tutorial:
+
+- Working with a no-ip hostname did not work. Probably because I did not wait long enough after configuring the hostname? For now, I have configured an IP address, but this is not ideal, as the IP address can change.
+- After configuring the pivpn, best to run `pivpn -d` to fix an iptables issue (see [faq](https://docs.pivpn.io/faq/))
+
+## To Do
+
+- Raspberry pi should have a private key SSH login