feat(install.sh): simplified and condensed logic as much as possible …

…so the script is easily auditable

install.sh

@@ -1,89 +1,39 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-# Verify curl is available
-if ! command -v curl >/dev/null 2>&1; then
-    echo "curl is required but not installed. Please install curl first."
+# Check if local bin directory exists
+[[ ! -d "${HOME}/.local/bin" ]] && {
+    echo "Error: ${HOME}/.local/bin not found" >&2
     exit 1
-fi
-
-REPO="stvnksslr/uv-migrator"
-INSTALL_DIR="${HOME}/.local/bin"
-BINARY_NAME="uv-migrator"
-
-# Create install directory if it doesn't exist
-mkdir -p "${INSTALL_DIR}"
-
-# Ensure .local/bin is in PATH
-if [[ ":$PATH:" != *":${INSTALL_DIR}:"* ]]; then
-    echo "Adding ${INSTALL_DIR} to PATH in your shell profile..."
-    SHELL_PROFILE=""
-    if [[ -f "${HOME}/.zshrc" ]]; then
-        SHELL_PROFILE="${HOME}/.zshrc"
-    elif [[ -f "${HOME}/.bashrc" ]]; then
-        SHELL_PROFILE="${HOME}/.bashrc"
-    elif [[ -f "${HOME}/.profile" ]]; then
-        SHELL_PROFILE="${HOME}/.profile"
-    fi
-
-    if [[ -n "${SHELL_PROFILE}" ]]; then
-        echo 'export PATH="$HOME/.local/bin:$PATH"' >>"${SHELL_PROFILE}"
-        echo "Added ${INSTALL_DIR} to PATH in ${SHELL_PROFILE}"
-        echo "Please restart your shell or run: source ${SHELL_PROFILE}"
-    else
-        echo "Warning: Could not find shell profile to update PATH"
-        echo "Please manually add ${INSTALL_DIR} to your PATH"
-    fi
-fi
-
-# Determine system architecture
-ARCH=$(uname -m)
-case ${ARCH} in
-x86_64) ARCH="x86_64" ;;
-aarch64 | arm64) ARCH="aarch64" ;;
-*)
-    echo "Unsupported architecture: ${ARCH}"
-    exit 1
-    ;;
-esac
-
-# Determine OS
-OS=$(uname -s)
-case ${OS} in
-Linux) OS="unknown-linux-gnu" ;;
-Darwin) OS="apple-darwin" ;;
+}
+
+# Add to PATH if not already present (checks common shell rc files)
+[[ ":$PATH:" != *":$HOME/.local/bin:"* ]] && {
+    for rc in .zshrc .bashrc .profile; do
+        [[ -f "$HOME/$rc" ]] && {
+            echo 'export PATH="$HOME/.local/bin:$PATH"' >>"$HOME/$rc"
+            break
+        }
+    done
+}
+
+# Detect system architecture and OS combination
+case "$(uname -m)_$(uname -s)" in
+"x86_64_Linux") ARCH_OS="x86_64-unknown-linux-gnu" ;;
+"x86_64_Darwin") ARCH_OS="x86_64-apple-darwin" ;;
+"aarch64_Linux" | "arm64_Linux") ARCH_OS="aarch64-unknown-linux-gnu" ;;
+"aarch64_Darwin" | "arm64_Darwin") ARCH_OS="aarch64-apple-darwin" ;;
 *)
-    echo "Unsupported OS: ${OS}"
+    echo "Unsupported system" >&2
     exit 1
     ;;
 esac
 
-echo "Fetching latest release..."
-LATEST_RELEASE=$(curl -s https://api.github.com/repos/${REPO}/releases/latest)
-VERSION=$(echo "${LATEST_RELEASE}" | grep -o '"tag_name": "[^"]*' | cut -d'"' -f4)
-ASSET_NAME="${BINARY_NAME}-${ARCH}-${OS}.tar.gz"
-
-# Get download URL
-DOWNLOAD_URL=$(echo "${LATEST_RELEASE}" | grep -o "\"browser_download_url\": \"[^\"]*${ASSET_NAME}\"" | cut -d'"' -f4)
-
-if [ -z "${DOWNLOAD_URL}" ]; then
-    echo "Could not find download URL for ${ASSET_NAME}"
-    exit 1
-fi
-
-# Create temporary directory
+# Set up temporary directory for download (auto-cleaned on exit)
 TMP_DIR=$(mktemp -d)
-trap 'rm -rf ${TMP_DIR}' EXIT
-
-# Download and extract
-echo "Downloading ${ASSET_NAME}..."
-curl -sL "${DOWNLOAD_URL}" -o "${TMP_DIR}/${ASSET_NAME}"
-tar -xzf "${TMP_DIR}/${ASSET_NAME}" -C "${TMP_DIR}"
-
-# Install binary
-echo "Installing to ${INSTALL_DIR}..."
-mv "${TMP_DIR}/${BINARY_NAME}" "${INSTALL_DIR}/"
-chmod +x "${INSTALL_DIR}/${BINARY_NAME}"
+trap 'rm -rf $TMP_DIR' EXIT
 
-echo "Successfully installed ${BINARY_NAME} ${VERSION} to ${INSTALL_DIR}"
-echo "Run 'uv-migrator --help' to get started"
+# Get latest release, download binary, and install to ~/.local/bin
+RELEASE=$(curl -s https://api.github.com/repos/stvnksslr/uv-migrator/releases/latest)
+curl -sL "$(echo "$RELEASE" | grep -o "\"browser_download_url\": \"[^\"]*uv-migrator-${ARCH_OS}.tar.gz\"" | cut -d'"' -f4)" | tar xz -C "$TMP_DIR"
+mv "$TMP_DIR/uv-migrator" "$HOME/.local/bin/" && chmod +x "$HOME/.local/bin/uv-migrator"