Update setup script to use ed25519 keys instead of rsa

docs/setup.sh

@@ -37,16 +37,16 @@ sudo ssh-to-pgp \
 
 # Set up ssh keys
 echo ">>> Setting up SSH Keys..... "
-ssh-keygen -t rsa -b 8192 -f ~/.ssh/id_rsa  -N ""
+ssh-keygen -t ed25519 -f ~/.ssh/id_ed25519  -N ""
 echo "" >> ./keys/ssh/keys.txt
 echo "# `whoami`@`hostname`" >> ./keys/ssh/keys.txt
-cat /home/albert/.ssh/id_rsa.pub >> ./keys/ssh/keys.txt
+cat /home/albert/.ssh/id_ed25519.pub >> ./keys/ssh/keys.txt
 
 echo ">>> Setting up Distributed Build SSH Keys..... "
-sudo ssh-keygen -t rsa -b 8192 -f /root/.ssh/id_rsa -N ""
+sudo ssh-keygen -t ed25519 -f /root/.ssh/id_ed25519 -N ""
 echo "" >> ./keys/ssh/builder-keys.txt
 echo "# root@`hostname`" >> ./keys/ssh/builder-keys.txt
-sudo cat /root/.ssh/id_rsa.pub >> ./keys/ssh/builder-keys.txt
+sudo cat /root/.ssh/id_ed25519.pub >> ./keys/ssh/builder-keys.txt
 
 # Add all changes to git and and push
 echo ">>> Pushing to git..... "

nixos/users/root/default.nix

@@ -1,3 +1,5 @@
 { config, desktop, lib, pkgs, ... }: {
-  users.users.root.openssh.authorizedKeys.keyFiles = [ ../../../keys/ssh/builder-keys.txt ];
+  users.users.root.openssh.authorizedKeys.keyFiles = [ 
+    ../../../keys/ssh/keys.txt
+];
 }