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| 1 | +#!/usr/bin/env node |
| 2 | +/** |
| 3 | + * Install WebPerf Skills from a GitHub Release. |
| 4 | + * |
| 5 | + * Downloads the skills package from a specific release tag (or latest) |
| 6 | + * and installs them to ~/.claude/skills without cloning the repository. |
| 7 | + * |
| 8 | + * Usage: |
| 9 | + * node scripts/install-from-release.js # latest release |
| 10 | + * node scripts/install-from-release.js v1.2.0 # specific version |
| 11 | + * |
| 12 | + * Or via npx (no clone needed): |
| 13 | + * npx github:nucliweb/webperf-snippets/scripts/install-from-release.js |
| 14 | + */ |
| 15 | + |
| 16 | +const fs = require('fs') |
| 17 | +const path = require('path') |
| 18 | +const os = require('os') |
| 19 | +const https = require('https') |
| 20 | +const { execSync } = require('child_process') |
| 21 | + |
| 22 | +const REPO = 'nucliweb/webperf-snippets' |
| 23 | +const ASSET_NAME = 'webperf-skills-all.zip' |
| 24 | +const INSTALL_DIR = path.join(os.homedir(), '.claude', 'skills') |
| 25 | +const VERSION_FILE = path.join(os.homedir(), '.claude', '.webperf-snippets-version') |
| 26 | + |
| 27 | +const requestedVersion = process.argv[2] || 'latest' |
| 28 | + |
| 29 | +async function fetchJson(url) { |
| 30 | + return new Promise((resolve, reject) => { |
| 31 | + const options = { |
| 32 | + headers: { |
| 33 | + 'User-Agent': 'webperf-snippets-installer', |
| 34 | + Accept: 'application/vnd.github.v3+json', |
| 35 | + }, |
| 36 | + } |
| 37 | + https.get(url, options, (res) => { |
| 38 | + if (res.statusCode === 302 || res.statusCode === 301) { |
| 39 | + return fetchJson(res.headers.location).then(resolve).catch(reject) |
| 40 | + } |
| 41 | + let data = '' |
| 42 | + res.on('data', (chunk) => (data += chunk)) |
| 43 | + res.on('end', () => { |
| 44 | + try { |
| 45 | + resolve(JSON.parse(data)) |
| 46 | + } catch { |
| 47 | + reject(new Error(`Failed to parse response from ${url}`)) |
| 48 | + } |
| 49 | + }) |
| 50 | + res.on('error', reject) |
| 51 | + }) |
| 52 | + }) |
| 53 | +} |
| 54 | + |
| 55 | +async function downloadFile(url, dest) { |
| 56 | + return new Promise((resolve, reject) => { |
| 57 | + const options = { |
| 58 | + headers: { 'User-Agent': 'webperf-snippets-installer' }, |
| 59 | + } |
| 60 | + https.get(url, options, (res) => { |
| 61 | + if (res.statusCode === 302 || res.statusCode === 301) { |
| 62 | + return downloadFile(res.headers.location, dest).then(resolve).catch(reject) |
| 63 | + } |
| 64 | + const file = fs.createWriteStream(dest) |
| 65 | + res.pipe(file) |
| 66 | + file.on('finish', () => file.close(resolve)) |
| 67 | + file.on('error', reject) |
| 68 | + }) |
| 69 | + }) |
| 70 | +} |
| 71 | + |
| 72 | +async function getReleaseInfo(version) { |
| 73 | + const url = |
| 74 | + version === 'latest' |
| 75 | + ? `https://api.github.com/repos/${REPO}/releases/latest` |
| 76 | + : `https://api.github.com/repos/${REPO}/releases/tags/${version}` |
| 77 | + return fetchJson(url) |
| 78 | +} |
| 79 | + |
| 80 | +async function main() { |
| 81 | + console.log(`\nWebPerf Skills installer`) |
| 82 | + console.log(`Repository: https://github.com/${REPO}\n`) |
| 83 | + |
| 84 | + console.log(`Fetching release info (${requestedVersion})...`) |
| 85 | + const release = await getReleaseInfo(requestedVersion) |
| 86 | + const version = release.tag_name |
| 87 | + |
| 88 | + const currentVersion = fs.existsSync(VERSION_FILE) |
| 89 | + ? fs.readFileSync(VERSION_FILE, 'utf8').trim() |
| 90 | + : null |
| 91 | + |
| 92 | + if (currentVersion === version) { |
| 93 | + console.log(`Skills are already at version ${version}. Nothing to do.`) |
| 94 | + return |
| 95 | + } |
| 96 | + |
| 97 | + const asset = release.assets.find((a) => a.name === ASSET_NAME) |
| 98 | + if (!asset) { |
| 99 | + throw new Error(`Asset "${ASSET_NAME}" not found in release ${version}`) |
| 100 | + } |
| 101 | + |
| 102 | + const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'webperf-skills-')) |
| 103 | + const zipPath = path.join(tmpDir, ASSET_NAME) |
| 104 | + |
| 105 | + console.log(`Downloading ${version}...`) |
| 106 | + await downloadFile(asset.browser_download_url, zipPath) |
| 107 | + |
| 108 | + console.log(`Installing to ${INSTALL_DIR}...`) |
| 109 | + fs.mkdirSync(INSTALL_DIR, { recursive: true }) |
| 110 | + |
| 111 | + execSync(`unzip -o "${zipPath}" -d "${tmpDir}"`, { stdio: 'pipe' }) |
| 112 | + |
| 113 | + const skillsExtracted = path.join(tmpDir, 'skills') |
| 114 | + for (const entry of fs.readdirSync(skillsExtracted)) { |
| 115 | + const src = path.join(skillsExtracted, entry) |
| 116 | + const dest = path.join(INSTALL_DIR, entry) |
| 117 | + if (fs.statSync(src).isDirectory()) { |
| 118 | + if (fs.existsSync(dest)) fs.rmSync(dest, { recursive: true, force: true }) |
| 119 | + copyDir(src, dest) |
| 120 | + } |
| 121 | + } |
| 122 | + |
| 123 | + fs.rmSync(tmpDir, { recursive: true, force: true }) |
| 124 | + |
| 125 | + fs.writeFileSync(VERSION_FILE, version, 'utf8') |
| 126 | + |
| 127 | + console.log(`\nSkills installed successfully (${version})`) |
| 128 | + console.log(`Location: ${INSTALL_DIR}`) |
| 129 | + |
| 130 | + if (currentVersion) { |
| 131 | + console.log(`Updated from ${currentVersion} to ${version}`) |
| 132 | + } |
| 133 | + |
| 134 | + const installedSkills = fs |
| 135 | + .readdirSync(INSTALL_DIR) |
| 136 | + .filter((f) => fs.statSync(path.join(INSTALL_DIR, f)).isDirectory()) |
| 137 | + |
| 138 | + console.log('\nInstalled skills:') |
| 139 | + installedSkills.forEach((name) => console.log(` - ${name}`)) |
| 140 | + console.log( |
| 141 | + '\nAdd them to your .claude/settings.json under "skills" to use in Claude Code.' |
| 142 | + ) |
| 143 | +} |
| 144 | + |
| 145 | +function copyDir(src, dest) { |
| 146 | + fs.mkdirSync(dest, { recursive: true }) |
| 147 | + for (const entry of fs.readdirSync(src)) { |
| 148 | + const srcPath = path.join(src, entry) |
| 149 | + const destPath = path.join(dest, entry) |
| 150 | + if (fs.statSync(srcPath).isDirectory()) { |
| 151 | + copyDir(srcPath, destPath) |
| 152 | + } else { |
| 153 | + fs.copyFileSync(srcPath, destPath) |
| 154 | + } |
| 155 | + } |
| 156 | +} |
| 157 | + |
| 158 | +main().catch((err) => { |
| 159 | + console.error(`\nError: ${err.message}`) |
| 160 | + process.exit(1) |
| 161 | +}) |
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