install.sh

#!/usr/bin/env bash
# dLLM Runner installer - downloads the latest release for your platform
# Usage: curl -fsSL https://raw.githubusercontent.com/YOUR_USER/dllm-runner/main/install.sh | bash
set -euo pipefail

REPO="YOUR_USER/dllm-runner"
INSTALL_DIR="/opt/dllm"

# Detect platform
OS="$(uname -s)"
ARCH="$(uname -m)"

case "$OS" in
  Linux)
    case "$ARCH" in
      x86_64)  ARCHIVE="dllm-linux-x86_64.tar.gz" ;;
      aarch64) ARCHIVE="dllm-linux-aarch64.tar.gz" ;;
      *)       echo "Unsupported arch: $ARCH"; exit 1 ;;
    esac
    ;;
  Darwin)
    case "$ARCH" in
      x86_64)  ARCHIVE="dllm-macos-x86_64.tar.gz" ;;
      arm64)   ARCHIVE="dllm-macos-aarch64.tar.gz" ;;
      *)       echo "Unsupported arch: $ARCH"; exit 1 ;;
    esac
    ;;
  *)
    echo "Unsupported OS: $OS (use Windows .zip from GitHub Releases)"
    exit 1
    ;;
esac

echo "🌀 Installing dLLM Runner..."
echo "   Platform: $OS $ARCH"
echo "   Archive:  $ARCHIVE"
echo ""

# Get latest release URL
LATEST_URL=$(curl -fsSL "https://api.github.com/repos/$REPO/releases/latest" \
  | grep "browser_download_url.*$ARCHIVE" \
  | cut -d '"' -f 4)

if [ -z "$LATEST_URL" ]; then
  echo "Error: Could not find release for $ARCHIVE"
  echo "Check https://github.com/$REPO/releases"
  exit 1
fi

# Download and extract
TMPDIR=$(mktemp -d)
echo "⬇ Downloading $LATEST_URL..."
curl -fsSL "$LATEST_URL" -o "$TMPDIR/$ARCHIVE"

echo "📦 Installing to $INSTALL_DIR..."
sudo mkdir -p "$INSTALL_DIR"
sudo tar xzf "$TMPDIR/$ARCHIVE" -C "$INSTALL_DIR"
sudo chmod +x "$INSTALL_DIR/dllm"
rm -rf "$TMPDIR"

# Symlink
if [ -d "/usr/local/bin" ]; then
  sudo ln -sf "$INSTALL_DIR/dllm" /usr/local/bin/dllm
  echo "🔗 Symlinked to /usr/local/bin/dllm"
fi

echo ""
echo "✓ dLLM Runner installed!"
echo ""
echo "Next steps:"
echo "  dllm setup                         # Install Python deps (~3GB)"
echo "  dllm run dream-7b --quantize 4bit  # Start chatting!"
echo ""