Add Moli skills and release installers

scripts/install.ps1

@@ -0,0 +1,48 @@
+$ErrorActionPreference = "Stop"
+$releaseBaseUrl = if ($env:MOLI_RELEASE_BASE_URL) {
+    $env:MOLI_RELEASE_BASE_URL.TrimEnd("/")
+} else {
+    "https://github.com/lexmount/moli/releases/latest/download"
+}
+$assetName = "moli-x86_64-pc-windows-msvc.zip"
+$installDir = if ($env:MOLI_INSTALL_DIR) {
+    $env:MOLI_INSTALL_DIR
+} else {
+    Join-Path $env:LOCALAPPDATA "Moli\bin"
+}
+$tempDir = Join-Path ([System.IO.Path]::GetTempPath()) (
+    "moli-install-" + [System.Guid]::NewGuid().ToString("N")
+)
+
+New-Item -ItemType Directory -Path $tempDir | Out-Null
+try {
+    $archivePath = Join-Path $tempDir $assetName
+    $extractDir = Join-Path $tempDir "package"
+
+    Write-Host "Downloading $assetName..."
+    Invoke-WebRequest -UseBasicParsing -Uri "$releaseBaseUrl/$assetName" -OutFile $archivePath
+
+    Expand-Archive -LiteralPath $archivePath -DestinationPath $extractDir
+    $packageDirs = @(
+        Get-ChildItem -LiteralPath $extractDir -Directory |
+            Where-Object { Test-Path -LiteralPath (Join-Path $_.FullName "moli.exe") }
+    )
+    if ($packageDirs.Count -ne 1) {
+        throw "Downloaded archive does not contain a single Moli package."
+    }
+    $packageDir = $packageDirs[0].FullName
+
+    New-Item -ItemType Directory -Force -Path $installDir | Out-Null
+    Copy-Item -LiteralPath (Join-Path $packageDir "moli.exe") `
+        -Destination (Join-Path $installDir "moli.exe") -Force
+    Write-Host "Installed moli to $(Join-Path $installDir 'moli.exe')"
+
+    $pathEntries = $env:PATH -split ";"
+    if ($installDir -notin $pathEntries) {
+        Write-Host "Add $installDir to PATH, then run: moli version"
+    }
+} finally {
+    if (Test-Path -LiteralPath $tempDir) {
+        Remove-Item -LiteralPath $tempDir -Recurse -Force
+    }
+}

scripts/install.sh

@@ -0,0 +1,83 @@
+#!/bin/sh
+set -eu
+
+moli_release_base_url=${MOLI_RELEASE_BASE_URL:-https://github.com/lexmount/moli/releases/latest/download}
+moli_install_dir=${MOLI_INSTALL_DIR:-${HOME:?HOME is not set}/.local/bin}
+moli_tmp_dir=
+moli_staged_binary=
+
+moli_fail() {
+    printf 'moli installer: %s\n' "$*" >&2
+    exit 1
+}
+
+moli_cleanup() {
+    if [ -n "$moli_staged_binary" ] && \
+        { [ -e "$moli_staged_binary" ] || [ -L "$moli_staged_binary" ]; }; then
+        rm -f "$moli_staged_binary"
+    fi
+    if [ -n "$moli_tmp_dir" ] && [ -d "$moli_tmp_dir" ]; then
+        rm -rf "$moli_tmp_dir"
+    fi
+}
+
+moli_download() {
+    moli_download_url=$1
+    moli_download_output=$2
+    case "$moli_download_url" in
+        https://*)
+            curl --proto '=https' --tlsv1.2 -fsSL \
+                "$moli_download_url" -o "$moli_download_output"
+            ;;
+        *)
+            curl -fsSL "$moli_download_url" -o "$moli_download_output"
+            ;;
+    esac
+}
+
+moli_system=$(uname -s)
+moli_machine=$(uname -m)
+case "$moli_system:$moli_machine" in
+    Linux:x86_64 | Linux:amd64)
+        moli_target=x86_64-unknown-linux-gnu
+        ;;
+    Darwin:x86_64 | Darwin:amd64)
+        moli_target=x86_64-apple-darwin
+        ;;
+    Darwin:arm64 | Darwin:aarch64)
+        moli_target=aarch64-apple-darwin
+        ;;
+    *)
+        moli_fail "unsupported platform: $moli_system $moli_machine"
+        ;;
+esac
+
+moli_archive_name="moli-$moli_target.tar.gz"
+moli_release_base_url=${moli_release_base_url%/}
+moli_tmp_dir=$(mktemp -d "${TMPDIR:-/tmp}/moli-install.XXXXXX")
+trap moli_cleanup EXIT HUP INT TERM
+
+moli_archive_path="$moli_tmp_dir/$moli_archive_name"
+moli_package_dir="$moli_tmp_dir/package"
+
+printf 'Downloading %s...\n' "$moli_archive_name"
+moli_download "$moli_release_base_url/$moli_archive_name" "$moli_archive_path"
+
+mkdir "$moli_package_dir"
+tar -xzf "$moli_archive_path" -C "$moli_package_dir" --strip-components=1
+if [ ! -f "$moli_package_dir/moli" ]; then
+    moli_fail "downloaded archive does not contain moli"
+fi
+
+mkdir -p "$moli_install_dir"
+moli_staged_binary="$moli_install_dir/.moli.install.$$"
+install -m 0755 "$moli_package_dir/moli" "$moli_staged_binary"
+mv -f "$moli_staged_binary" "$moli_install_dir/moli"
+printf 'Installed moli to %s/moli\n' "$moli_install_dir"
+
+case ":${PATH:-}:" in
+    *":$moli_install_dir:"*) ;;
+    *)
+        printf 'Add %s to PATH, then run: moli version\n' "$moli_install_dir"
+        ;;
+esac

scripts/release.py

@@ -233,7 +233,7 @@ def package_release(
 ) -> tuple[Path, int, int]:
     package_name = f"moli-v{version}-{target}"
     extension = ".zip" if "-windows-" in target else ".tar.gz"
-    archive_path = output_dir / f"{package_name}{extension}"
+    archive_path = output_dir / f"moli-{target}{extension}"
 
     output_dir.mkdir(parents=True, exist_ok=True)
     if archive_path.exists():

scripts/release.sh

@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd -P)
-exec python3 "$script_dir/release.py" "$@"