fix: generate update manifests during packaging

scripts/generate-update-manifest.js

@@ -0,0 +1,81 @@
+const fs = require('fs')
+const path = require('path')
+const crypto = require('crypto')
+
+const pkg = require('../package.json')
+
+const releaseDir = path.join(__dirname, '..', 'release')
+const inputTarget = process.argv[2]
+
+const targetMap = {
+  win: {
+    artifactName: `CipherTalk-${pkg.version}-Setup.exe`,
+    manifestName: 'latest.yml'
+  },
+  mac: {
+    artifactName: `CipherTalk-${pkg.version}-Setup.dmg`,
+    manifestName: 'latest-mac.yml'
+  }
+}
+
+function toSha512Base64(filePath) {
+  const fileBuffer = fs.readFileSync(filePath)
+  return crypto.createHash('sha512').update(fileBuffer).digest('base64')
+}
+
+function formatManifest({ version, artifactName, sha512, size, releaseDate }) {
+  return [
+    `version: ${version}`,
+    'files:',
+    `  - url: ${artifactName}`,
+    `    sha512: ${sha512}`,
+    `    size: ${size}`,
+    `path: ${artifactName}`,
+    `sha512: ${sha512}`,
+    `releaseDate: '${releaseDate}'`,
+    ''
+  ].join('\n')
+}
+
+function generateManifest(target) {
+  const { artifactName, manifestName } = targetMap[target]
+  const artifactPath = path.join(releaseDir, artifactName)
+
+  if (!fs.existsSync(artifactPath)) {
+    return false
+  }
+
+  const sha512 = toSha512Base64(artifactPath)
+  const size = fs.statSync(artifactPath).size
+  const releaseDate = new Date().toISOString()
+  const content = formatManifest({
+    version: pkg.version,
+    artifactName,
+    sha512,
+    size,
+    releaseDate
+  })
+
+  fs.writeFileSync(path.join(releaseDir, manifestName), content, 'utf8')
+  console.log(`✅ ${manifestName} 已生成`)
+  return true
+}
+
+if (inputTarget) {
+  if (!targetMap[inputTarget]) {
+    console.error('Usage: node scripts/generate-update-manifest.js [win|mac]')
+    process.exit(1)
+  }
+
+  if (!generateManifest(inputTarget)) {
+    console.error(`Artifact not found for target: ${inputTarget}`)
+    process.exit(1)
+  }
+  process.exit(0)
+}
+
+const generatedCount = Object.keys(targetMap).filter(generateManifest).length
+if (generatedCount === 0) {
+  console.error('No supported artifacts found in release directory')
+  process.exit(1)
+}