install.sh

#!/bin/sh
# Install agent-evals binary from GitHub releases.
# Usage: curl -sSL https://thinkwright.ai/install | sh

set -e

REPO="thinkwright/agent-evals"
BINARY="agent-evals"
INSTALL_DIR="/usr/local/bin"

# Detect OS
OS=$(uname -s | tr '[:upper:]' '[:lower:]')
case "$OS" in
    linux)  OS="linux" ;;
    darwin) OS="darwin" ;;
    *)      echo "Unsupported OS: $OS"; exit 1 ;;
esac

# Detect arch
ARCH=$(uname -m)
case "$ARCH" in
    x86_64|amd64)  ARCH="amd64" ;;
    aarch64|arm64) ARCH="arm64" ;;
    *)             echo "Unsupported architecture: $ARCH"; exit 1 ;;
esac

# Get latest release tag
LATEST=$(curl -sSL "https://api.github.com/repos/${REPO}/releases/latest" | grep '"tag_name"' | sed -E 's/.*"([^"]+)".*/\1/')
if [ -z "$LATEST" ]; then
    echo "Error: could not determine latest release"
    exit 1
fi

ARCHIVE="${BINARY}_${OS}_${ARCH}.tar.gz"
URL="https://github.com/${REPO}/releases/download/${LATEST}/${ARCHIVE}"

echo "Installing ${BINARY} ${LATEST} (${OS}/${ARCH})..."

TMPDIR=$(mktemp -d)
trap 'rm -rf "$TMPDIR"' EXIT

curl -sSL "$URL" -o "${TMPDIR}/${ARCHIVE}"
tar -xzf "${TMPDIR}/${ARCHIVE}" -C "$TMPDIR"

if [ -w "$INSTALL_DIR" ]; then
    mv "${TMPDIR}/${BINARY}" "${INSTALL_DIR}/${BINARY}"
else
    echo "Installing to ${INSTALL_DIR} (requires sudo)..."
    sudo mv "${TMPDIR}/${BINARY}" "${INSTALL_DIR}/${BINARY}"
fi

chmod +x "${INSTALL_DIR}/${BINARY}"
echo "Installed ${BINARY} ${LATEST} to ${INSTALL_DIR}/${BINARY}"