Streamline hooks in fish scripts

scripts/Common/OS/install.fish

@@ -8,7 +8,7 @@ if [ (id -u) -eq 0 ]
     set -l sudoConfig "/etc/sudoers.d/PortValhalla"
     rm ~/.bash_profile
 
-    runHook createUser || begin
+    begin
         echo "Creating setup user"
 
         and useradd \

scripts/Common/OS/setup.fish

@@ -22,13 +22,6 @@ function runSetup
         end
     end
 
-    if not type -q installValhallaDeps
-        function installValhallaDeps
-            echo 'Please set up the hook `installValhallaDeps` for installing `fish`, `git`, `jq`, `nix`, `sudo` and `tmux`.'
-            exit 1
-        end
-    end
-
     function getCloneFile -S -a path
         set -l relativeDir (realpath --relative-to "$projectRoot" "$dir")
         set -l relativePath (realpath --relative-to "$dir" "$path")
@@ -64,15 +57,15 @@ function runSetup
     end
 
     and echo "Installing dependencies..."
-    and runHook installValhallaDeps
+    and runHook installValhallaDeps true 'Please set up a function `installValhallaDeps` for installing `fish`, `git`, `jq`, `nix`, `sudo` and `tmux`.'
 
     and echo "Cloning project..."
     and source "$dir/../../copy-repo.fish" "$mountDir$PROJECT_CLONE_ROOT"
     runChroot "$mountDir" git config --system --add safe.directory "$PROJECT_CLONE_ROOT"
-    and runHook setupOS || true
+    and runHook setupOS
 
     and echo "Preparing auto-login..."
-    and runHook autologin || true
+    and runHook autologin true "Please set up a function `autologin` for  setting up autologin for the `root` user"
 
     and begin
         set -l script (string escape (getCloneFile (getInstallerScript)))