install.sh

#!/usr/bin/env bash
set -euo pipefail

REPO="vinhnxv/melina"
INSTALL_DIR="${INSTALL_DIR:-/usr/local/bin}"

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

case "$OS" in
  Darwin) os="apple-darwin" ;;
  Linux)  os="unknown-linux-gnu" ;;
  *)      echo "Error: unsupported OS: $OS" >&2; exit 1 ;;
esac

case "$ARCH" in
  arm64|aarch64) arch="aarch64" ;;
  x86_64)        arch="x86_64" ;;
  *)             echo "Error: unsupported architecture: $ARCH" >&2; exit 1 ;;
esac

TARGET="${arch}-${os}"

# Get latest version from GitHub API
VERSION="${VERSION:-$(curl -fsSL "https://api.github.com/repos/${REPO}/releases/latest" | grep '"tag_name"' | cut -d'"' -f4)}"

if [ -z "$VERSION" ]; then
  echo "Error: could not determine latest version" >&2
  exit 1
fi

TARBALL="melina-${VERSION}-${TARGET}.tar.gz"
URL="https://github.com/${REPO}/releases/download/${VERSION}/${TARBALL}"

echo "Installing melina ${VERSION} (${TARGET})..."
echo "  From: ${URL}"
echo "  To:   ${INSTALL_DIR}"

# Download and extract
TMPDIR="$(mktemp -d)"
trap 'rm -rf "$TMPDIR"' EXIT

curl -fsSL "$URL" -o "${TMPDIR}/${TARBALL}"
tar -xzf "${TMPDIR}/${TARBALL}" -C "$TMPDIR"

# Install
if [ -w "$INSTALL_DIR" ]; then
  mv "${TMPDIR}/melina" "${TMPDIR}/melina-cli" "$INSTALL_DIR/"
else
  echo "Need sudo to install to ${INSTALL_DIR}"
  sudo mv "${TMPDIR}/melina" "${TMPDIR}/melina-cli" "$INSTALL_DIR/"
fi

echo "Done! Installed:"
echo "  ${INSTALL_DIR}/melina"
echo "  ${INSTALL_DIR}/melina-cli"