Update setup.sh

setup.sh

@@ -1,9 +1,58 @@
-sudo apt update; sudo apt upgrade
-sudo add-apt-repository ppa:zhangsongcui3371/fastfetch
+#!/bin/bash
+
+# Exit immediately if a command exits with a non-zero status.
+set -e
+
+# --- 1. System Preparation ---
+echo "▶️ Starting system preparation..."
 sudo apt update
-sudo apt install fastfetch
-sudo apt install btop zoxide bat
-zoxide init bash >> ~/.bashrc
-source ~/.bashrc
-sudo apt install -y ca-certificates curl gnupg lsb-release
-sudo mkdir -p /etc/apt/keyrings
+echo "▶️ Upgrading system packages. This may take a while..."
+sudo apt upgrade -y
+
+echo "▶️ Installing essential dependencies for Homebrew..."
+# build-essential is recommended by Homebrew for compiling packages
+sudo apt install -y build-essential procps curl file git ca-certificates gnupg lsb-release
+
+# --- 2. Homebrew Installation ---
+# Check if Homebrew is already installed before proceeding
+if command -v brew &>/dev/null; then
+  echo "✅ Homebrew is already installed. Skipping installation."
+else
+  echo "▶️ Installing Homebrew..."
+  # Use the NONINTERACTIVE flag to prevent the script from pausing for user input.
+  NONINTERACTIVE=1 /bin/bash -c \
+    "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
+fi
+
+# --- 3. Configure Homebrew Environment ---
+# The Homebrew installer adds its configuration path to .profile.
+# We need to source it to make the 'brew' command available in this script session.
+# This setup works for standard Linux installations.
+echo "▶️ Configuring shell environment for Homebrew..."
+if [ -f "/home/linuxbrew/.linuxbrew/bin/brew" ]; then
+  # Add Homebrew to PATH for the current script execution
+  eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
+
+  # Add Homebrew to your .bashrc for future sessions, if not already present
+  if ! grep -q 'eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"' ~/.bashrc; then
+    echo '' >>~/.bashrc
+    echo '# Add Homebrew to PATH' >>~/.bashrc
+    echo 'eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"' >>~/.bashrc
+    echo "✅ Homebrew environment configured in ~/.bashrc for future sessions."
+  else
+    echo "✅ Homebrew environment already configured in ~/.bashrc."
+  fi
+else
+  echo "❌ Could not find Homebrew installation. Exiting."
+  exit 1
+fi
+
+# --- 4. Install Packages via Homebrew ---
+echo "▶️ Installing packages with Homebrew..."
+brew install zoxide btop nvtop bat fastfetch
+
+# --- 5. Finalizing ---
+echo ""
+echo "🎉 All done! Your new tools have been installed."
+echo "To start using them, please open a new terminal or run:"
+echo "source ~/.bashrc"