feat: include changelog release notes in GitHub releases

.github/workflows/release-tag.yml

@@ -39,6 +39,11 @@
 
           echo "pkgName=$pkgName" >> $GITHUB_OUTPUT
 
+      - name: Extract Release Notes
+        if: steps.tag.outputs.pkgName
+        run: |
+          node scripts/extractReleaseNotes.js ${{ steps.tag.outputs.pkgName }} ${{ github.ref_name }} .github/release-notes.md
+
       - name: Create Release for Tag
         # only run if tag is not alpha
         if: steps.tag.outputs.pkgName
@@ -48,5 +53,4 @@
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           tag_name: ${{ github.ref }}
-          body: |
-            Please refer to [CHANGELOG.md](https://github.com/vitejs/vite/blob/${{ github.ref_name }}/packages/${{ steps.tag.outputs.pkgName }}/CHANGELOG.md) for details.
+          body_path: .github/release-notes.md

scripts/extractReleaseNotes.js

@@ -0,0 +1,131 @@
+import fs from 'node:fs'
+import path from 'node:path'
+
+const pkgName = process.argv[2]
+const tagName = process.argv[3]
+const outputPath = process.argv[4]
+
+if (!pkgName || !tagName || !outputPath) {
+  console.error(
+    'Usage: node extractReleaseNotes.js <pkgName> <tagName> <outputPath>',
+  )
+  process.exit(1)
+}
+
+function escapeRegex(str) {
+  return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
+}
+
+function resolveRelativePath(pkgName, relativePath) {
+  const parts = `packages/${pkgName}/${relativePath}`.split('/')
+  const stack = []
+  for (const part of parts) {
+    if (part === '.' || part === '') continue
+    if (part === '..') {
+      if (stack.length > 0) stack.pop()
+    } else {
+      stack.push(part)
+    }
+  }
+  return stack.join('/')
+}
+
+try {
+  let version = tagName
+  if (pkgName === 'vite') {
+    if (version.startsWith('v')) {
+      version = version.slice(1)
+    }
+  } else {
+    if (version.includes('@')) {
+      version = version.split('@').pop()
+    }
+  }
+
+  const changelogPath = path.resolve(`packages/${pkgName}/CHANGELOG.md`)
+  if (!fs.existsSync(changelogPath)) {
+    throw new Error(
+      `CHANGELOG.md not found for package ${pkgName} at ${changelogPath}`,
+    )
+  }
+
+  const content = fs.readFileSync(changelogPath, 'utf-8')
+  const lines = content.split('\n')
+
+  const re = new RegExp(`^## (?:<small>)?\\[${escapeRegex(version)}\\]`)
+  let idx = lines.findIndex((l) => re.test(l))
+  if (idx === -1) {
+    // Try fallback check (e.g. without brackets, or matching any heading starting with version)
+    const fallbackRe = new RegExp(
+      `^## (?:<small>)?\\[?${escapeRegex(version)}\\]?`,
+    )
+    idx = lines.findIndex((l) => fallbackRe.test(l))
+  }
+
+  let releaseNotes = ''
+  const changelogUrl = `https://github.com/vitejs/vite/blob/${tagName}/packages/${pkgName}/CHANGELOG.md`
+
+  if (idx !== -1) {
+    // Find where this version's section ends (the next version header)
+    let endIdx = lines.length
+    for (let i = idx + 1; i < lines.length; i++) {
+      if (/^## (?:<small>)?(?:\[|\d)/.test(lines[i])) {
+        endIdx = i
+        break
+      }
+    }
+
+    const sectionLines = lines.slice(idx + 1, endIdx)
+    // Trim empty lines at start and end
+    while (sectionLines.length > 0 && sectionLines[0].trim() === '') {
+      sectionLines.shift()
+    }
+    while (
+      sectionLines.length > 0 &&
+      sectionLines[sectionLines.length - 1].trim() === ''
+    ) {
+      sectionLines.pop()
+    }
+
+    let rawBody = sectionLines.join('\n')
+
+    // Rewrite relative markdown links/images to absolute links
+    const relativeRegex = /(!?)\[([^\]]+)\]\(([^)]+)\)/g
+    rawBody = rawBody.replace(relativeRegex, (match, isImage, text, url) => {
+      if (
+        url.startsWith('http://') ||
+        url.startsWith('https://') ||
+        url.startsWith('mailto:') ||
+        url.startsWith('#')
+      ) {
+        return match
+      }
+      const resolvedPath = resolveRelativePath(pkgName, url)
+      const absoluteUrl = `https://github.com/vitejs/vite/blob/${tagName}/${resolvedPath}`
+      return `${isImage}[${text}](${absoluteUrl})`
+    })
+
+    releaseNotes =
+      rawBody +
+      `\n\n---\n\nPlease refer to [CHANGELOG.md](${changelogUrl}) for details.`
+  } else {
+    // Fallback if version not found in CHANGELOG.md
+    releaseNotes = `Please refer to [CHANGELOG.md](${changelogUrl}) for details.`
+  }
+
+  // Ensure output directory exists
+  const outputDir = path.dirname(outputPath)
+  if (!fs.existsSync(outputDir)) {
+    fs.mkdirSync(outputDir, { recursive: true })
+  }
+
+  fs.writeFileSync(outputPath, releaseNotes, 'utf-8')
+  console.log(`Successfully extracted release notes to ${outputPath}`)
+} catch (err) {
+  console.error('Error extracting release notes:', err)
+  // Fallback to minimal file so release tag step still completes
+  const fallbackUrl = `https://github.com/vitejs/vite/blob/${tagName}/packages/${pkgName}/CHANGELOG.md`
+  const fallbackContent = `Please refer to [CHANGELOG.md](${fallbackUrl}) for details.`
+  fs.writeFileSync(outputPath, fallbackContent, 'utf-8')
+  process.exit(0) // exit 0 to not break CI
+}