fix: improve bashrc sourcing and zoxide initialization; add home-manager installation check

.bashrc

@@ -89,18 +89,28 @@ fi
 eval "$(starship init bash)"
 
 # Source nix home-manager
+if [ -f "$HOME/.nix-profile/etc/profile.d/hm-session-vars.sh" ]; then
     . "$HOME/.nix-profile/etc/profile.d/hm-session-vars.sh"
+fi
 
 # Source agent-bridge script for 1password
 source $HOME/dotfiles/bin/1password-agent-bridge.sh
 
-# zoxide
+# zoxide if available
+if command -v zoxide &> /dev/null; then
     eval "$(zoxide init bash)"
+fi
 
 # Check if we are running from zellij, if not then launch it
 if [ -z "$ZELLIJ" ]; then
     zellij
+
+    # Exit if zellij exits properly with a zero exit code
+    if [ $? -eq 0 ]; then
         exit $?
+    fi
+
+    echo "Zellij exited with a non-zero exit code, continuing..."
     return
 fi
 

bin/actions/update.sh

@@ -209,6 +209,18 @@ homemanager() {
   cd $HOME/dotfiles/config/home-manager && home-manager switch
 }
 
+ensure_homemanager_installed() {
+  if [ ! -x "$(command -v home-manager)" ]; then
+    printfe "%s\n" "yellow" "Home Manager is not installed, installing it..."
+    nix-channel --add https://github.com/nix-community/home-manager/archive/release-24.05.tar.gz home-manager
+    nix-channel --update
+    nix-shell '<home-manager>' -A install
+
+    printfe "%s\n" "yellow" "Home Manager installed, please run the script again."
+    exit 1
+  fi
+}
+
 ####################################################################################################
 # Parse arguments
 ####################################################################################################
@@ -223,6 +235,7 @@ shift
 if [ "$#" -eq 0 ]; then
   printfe "%s\n" "yellow" "No options passed, running full update..."
 
+  ensure_homemanager_installed
   symlinks
   sys_packages
   homemanager

setup.sh

@@ -17,6 +17,10 @@ if [ ! -x "$(command -v sed)" ]; then
     return
 fi
 
+if [ ! -f ~/.bashrc ]; then
+    touch ~/.bashrc
+fi
+
 sed -i -e '$a\'$'\n''export PATH=$PATH:$HOME/.local/bin' ~/.bashrc
 sed -i -e '$a\'$'\n''export PATH=$PATH:~/dotfiles/bin' ~/.bashrc