feat: add Rose Pine colorscheme and dev tool configs

- Add Rose Pine theme plugin to neovim
- Add Nix daemon initialization to zshrc
- Add NVM and pnpm PATH configuration

.config/nvim/init.lua

···
     },
   },
 
+  -- lua/plugins/rose-pine.lua
+  {
+    'rose-pine/neovim',
+    name = 'rose-pine',
+    config = function()
+      vim.cmd 'colorscheme rose-pine'
+    end,
+  },
+
   {
     'nvim-tree/nvim-tree.lua',
     requires = {

.zshrc

···
 # Ensure user bin directories are in PATH
 export PATH="$HOME/.local/bin:$HOME/bin:/usr/local/bin:$PATH"
 
+# Initialize Nix (multi-user installation)
+if [ -e /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh ]; then
+  . /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh
+fi
+
 # macOS-specific configuration
 if [[ "$OS_TYPE" == "mac" ]]; then
   # Initialize Homebrew
···
     tmux attach-session -t main 2>/dev/null || tmux new-session -s main
   fi
 fi
+
+export NVM_DIR="$HOME/.nvm"
+[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm
+[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"  # This loads nvm bash_completion
+
+# pnpm
+export PNPM_HOME="/Users/niels/Library/pnpm"
+case ":$PATH:" in
+  *":$PNPM_HOME:"*) ;;
+  *) export PATH="$PNPM_HOME:$PATH" ;;
+esac
+# pnpm end