• Download Raspbian Image from https://downloads.raspberrypi.org/raspios_lite_arm64/images/
• use Etcher to flash img on SD card https://github.com/balena-io/etcher
• place a file named "ssh" onto the boot partition of the SD card to make ssh available
• for installation via ssh you need to put also a "userconf" file on the card to create a new standard user
  • https://www.raspberrypi.com/news/raspberry-pi-bullseye-update-april-2022/
• boot sd card
• login via ssh with user/password from wizard or userconf
• change language, timezone and keyboard
  • sudo raspi-config
• optional change standard password
  • passwd
• prepare some things upfront
  • curl -s https://raw.githubusercontent.com/sky321/nextpi/master/prep.sh | /bin/bash
• cd nextpi
• change nextpi.cnf (only var above the line are currently used)

------------not needed for newer bullseye versions --------------

• change standard PI user
  • sudo ./chgusr1.sh
  • login as root
  • /home/pi/nextpi/chgusr2.sh
  • login as new user

------------not needed for newer bullseye versions --------------

• install nextcloud

  • cd nextpi
  • sudo ./install.sh

• reboot (after reboot the ssh port is changed -> nextpi.cnf)

• optional use nc-restore.sh to restore your data

  • reboot
  • start nextcloud webpage to update if needed
  • cleanup backupdata, data/not_used_appdata, data/not_used_update dir_if_exist

• optional use nc-datadir.sh to move data to a different dir

  • cleanup db entries
  • reboot

• optional use letsencrypt.sh for automated certificates

  • edit fritz.cnf before running the script
  • use base64 for passphrase

• optional replace dhparam.pem with your own values

  • openssl dhparam -out dhparam.pem 4096
  • insert the key in /etc/ssl/certs/dhparam.pem