User Dev Setup - For Lambda/HPC clusters with existing user accounts

user-setup.sh

#!/bin/bash
# User Setup - For when you already have a user account (Lambda, etc)
# Just run this as your normal user, it'll use sudo when needed

set -e

echo "🚀 User Dev Setup - For existing accounts"
echo "========================================"
echo "Running as: $USER"
echo ""

# No prompts
export DEBIAN_FRONTEND=noninteractive
export TZ=UTC

# Update apt and install essentials
echo "📦 Installing system packages (will ask for sudo password)..."
sudo apt-get update || {
    # Fix mirrors if needed
    echo "Fixing package mirrors..."
    echo "deb http://us.archive.ubuntu.com/ubuntu/ jammy main restricted universe multiverse" | sudo tee /etc/apt/sources.list
    echo "deb http://us.archive.ubuntu.com/ubuntu/ jammy-updates main restricted universe multiverse" | sudo tee -a /etc/apt/sources.list
    echo "deb http://security.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse" | sudo tee -a /etc/apt/sources.list
    sudo apt-get update
}

# Install only essentials
sudo apt-get install -y \
    curl \
    wget \
    git \
    build-essential \
    python3 \
    python3-pip \
    ca-certificates

# Fix workspace permissions if it exists
if [ -d "/workspace" ]; then
    echo "📁 Fixing /workspace permissions..."
    sudo chown -R $USER:$USER /workspace || echo "Could not fix /workspace permissions"
fi

# Setup user environment
echo "🔧 Setting up your environment..."

# Setup paths for everything (bash, VSCode, etc)
cat >> ~/.profile << 'EOF'

# Dev environment paths
export PATH="$HOME/.local/bin:$PATH"
[ -d "$HOME/.local/share/mise/shims" ] && export PATH="$HOME/.local/share/mise/shims:$PATH"
[ -f "$HOME/.local/bin/mise" ] && eval "$($HOME/.local/bin/mise activate bash)"
EOF

cat >> ~/.bashrc << 'EOF'

# Dev environment paths
export PATH="$HOME/.local/bin:$PATH"
[ -d "$HOME/.local/share/mise/shims" ] && export PATH="$HOME/.local/share/mise/shims:$PATH"
[ -f "$HOME/.local/bin/mise" ] && eval "$($HOME/.local/bin/mise activate bash)"
EOF

# Create directories
mkdir -p ~/.local/bin
export PATH="$HOME/.local/bin:$PATH"

# Install mise (for Node.js)
echo "📦 Installing mise..."
curl -fsSL https://mise.run | sh

# Install Node.js
echo "📦 Installing Node.js..."
~/.local/bin/mise use -g node@22
~/.local/bin/mise install

# Install uv (for Python)
echo "📦 Installing uv..."
curl -LsSf https://astral.sh/uv/install.sh | sh

# Source the new paths
export PATH="$HOME/.local/share/mise/shims:$PATH"
source ~/.bashrc 2>/dev/null || true

# Wait for mise to settle
sleep 2

# Install Claude Code
echo "📦 Installing Claude Code..."
~/.local/share/mise/shims/npm install -g @anthropic-ai/claude-code || {
    # Retry with full path
    export PATH="$HOME/.local/share/mise/shims:$PATH"
    npm install -g @anthropic-ai/claude-code
}

# Create symlinks for VSCode/system
ln -sf ~/.local/share/mise/shims/node ~/.local/bin/node 2>/dev/null || true
ln -sf ~/.local/share/mise/shims/npm ~/.local/bin/npm 2>/dev/null || true
ln -sf ~/.local/share/mise/shims/npx ~/.local/bin/npx 2>/dev/null || true
ln -sf ~/.local/share/mise/shims/claude ~/.local/bin/claude 2>/dev/null || true

# Basic git config
git config --global init.defaultBranch main 2>/dev/null || true

# Test installation
echo ""
echo "🧪 Testing installation..."
echo "Node: $(~/.local/share/mise/shims/node --version 2>/dev/null || echo 'not found')"
echo "npm: $(~/.local/share/mise/shims/npm --version 2>/dev/null || echo 'not found')"
echo "Python: $(python3 --version)"
echo "uv: $(~/.local/bin/uv --version 2>/dev/null || echo 'not found')"

echo ""
echo "✅ Setup complete!"
echo ""
echo "⚠️  IMPORTANT: Reload your shell for paths to work:"
echo "    source ~/.bashrc"
echo ""
echo "Then test with:"
echo "    claude --version"
echo "    node --version"
echo "    uv pip install numpy"
echo ""
echo "For VSCode SSH: Reconnect after setup completes."