feat(changelog): added changelog and gh action to auto-release

apps/sim/app/(landing)/actions/github.ts

@@ -1,6 +1,6 @@
 import { createLogger } from '@/lib/logs/console/logger'
 
-const DEFAULT_STARS = '15k'
+const DEFAULT_STARS = '15.4k'
 
 const logger = createLogger('GitHubStars')
 

apps/sim/app/(landing)/components/footer/footer.tsx

@@ -214,6 +214,12 @@ export default function Footer({ fullWidth = false }: FooterProps) {
               >
                 Enterprise
               </Link>
+              <Link
+                href='/changelog'
+                className='text-[14px] text-muted-foreground transition-colors hover:text-foreground'
+              >
+                Changelog
+              </Link>
               <Link
                 href='/privacy'
                 target='_blank'

apps/sim/app/(landing)/components/nav/nav.tsx

@@ -20,7 +20,7 @@ interface NavProps {
 }
 
 export default function Nav({ hideAuthButtons = false, variant = 'landing' }: NavProps = {}) {
-  const [githubStars, setGithubStars] = useState('15k')
+  const [githubStars, setGithubStars] = useState('15.4k')
   const [isHovered, setIsHovered] = useState(false)
   const [isLoginHovered, setIsLoginHovered] = useState(false)
   const router = useRouter()

apps/sim/app/changelog.xml/route.ts

@@ -0,0 +1,68 @@
+import { NextResponse } from 'next/server'
+
+export const dynamic = 'force-static'
+export const revalidate = 3600
+
+interface Release {
+  id: number
+  tag_name: string
+  name: string
+  body: string
+  html_url: string
+  published_at: string
+  prerelease: boolean
+}
+
+function escapeXml(str: string) {
+  return str
+    .replace(/&/g, '&')
+    .replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;')
+    .replace(/"/g, '&quot;')
+    .replace(/'/g, '&apos;')
+}
+
+export async function GET() {
+  try {
+    const res = await fetch('https://api.github.com/repos/simstudioai/sim/releases', {
+      headers: { Accept: 'application/vnd.github+json' },
+      next: { revalidate },
+    })
+    const releases: Release[] = await res.json()
+    const items = (releases || [])
+      .filter((r) => !r.prerelease)
+      .map(
+        (r) => `
+        <item>
+          <title>${escapeXml(r.name || r.tag_name)}</title>
+          <link>${r.html_url}</link>
+          <guid isPermaLink="true">${r.html_url}</guid>
+          <pubDate>${new Date(r.published_at).toUTCString()}</pubDate>
+          <description><![CDATA[${r.body || ''}]]></description>
+        </item>
+      `
+      )
+      .join('')
+
+    const xml = `<?xml version="1.0" encoding="UTF-8" ?>
+      <rss version="2.0">
+        <channel>
+          <title>Sim Changelog</title>
+          <link>https://sim.dev/changelog</link>
+          <description>Latest changes, fixes and updates in Sim.</description>
+          <language>en-us</language>
+          ${items}
+        </channel>
+      </rss>`
+
+    return new NextResponse(xml, {
+      status: 200,
+      headers: {
+        'Content-Type': 'application/rss+xml; charset=utf-8',
+        'Cache-Control': `public, s-maxage=${revalidate}, stale-while-revalidate=${revalidate}`,
+      },
+    })
+  } catch {
+    return new NextResponse('Service Unavailable', { status: 503 })
+  }
+}

apps/sim/app/changelog/components/changelog-content.tsx

@@ -0,0 +1,105 @@
+import { BookOpen, Github, Rss } from 'lucide-react'
+import Link from 'next/link'
+import { inter } from '@/app/fonts/inter'
+import { soehne } from '@/app/fonts/soehne/soehne'
+import ChangelogList from './timeline-list'
+
+export interface ChangelogEntry {
+  tag: string
+  title: string
+  content: string
+  date: string
+  url: string
+  contributors?: string[]
+}
+
+function extractMentions(body: string): string[] {
+  const matches = body.match(/@([A-Za-z0-9-]+)/g) ?? []
+  const uniq = Array.from(new Set(matches.map((m) => m.slice(1))))
+  return uniq
+}
+
+export default async function ChangelogContent() {
+  let entries: ChangelogEntry[] = []
+
+  try {
+    const res = await fetch(
+      'https://api.github.com/repos/simstudioai/sim/releases?per_page=10&page=1',
+      {
+        headers: { Accept: 'application/vnd.github+json' },
+        next: { revalidate: 3600 },
+      }
+    )
+    const releases: any[] = await res.json()
+    entries = (releases || [])
+      .filter((r) => !r.prerelease)
+      .map((r) => ({
+        tag: r.tag_name,
+        title: r.name || r.tag_name,
+        content: String(r.body || ''),
+        date: r.published_at,
+        url: r.html_url,
+        contributors: extractMentions(String(r.body || '')),
+      }))
+  } catch (err) {
+    entries = []
+  }
+
+  return (
+    <div className='min-h-screen bg-background'>
+      <div className='relative grid md:grid-cols-2'>
+        {/* Left intro panel */}
+        <div className='relative top-0 overflow-hidden border-border border-b px-6 py-16 sm:px-10 md:sticky md:h-dvh md:border-r md:border-b-0 md:px-12 md:py-24'>
+          <div className='absolute inset-0 bg-grid-pattern opacity-[0.03] dark:opacity-[0.06]' />
+          <div className='absolute inset-0 bg-gradient-to-tr from-background via-transparent to-background/60' />
+
+          <div className='relative mx-auto h-full max-w-xl md:flex md:flex-col md:justify-center'>
+            <h1
+              className={`${soehne.className} mt-6 font-semibold text-4xl tracking-tight sm:text-5xl`}
+            >
+              Changelog
+            </h1>
+            <p className={`${inter.className} mt-4 text-muted-foreground text-sm`}>
+              Stay up-to-date with the latest features, improvements, and bug fixes in Sim. All
+              changes are documented here with detailed release notes.
+            </p>
+            <hr className='mt-6 border-border' />
+
+            <div className='mt-6 flex flex-wrap items-center gap-3 text-sm'>
+              <Link
+                href='https://github.com/simstudioai/sim/releases'
+                target='_blank'
+                rel='noopener noreferrer'
+                className='group inline-flex items-center justify-center gap-2 rounded-[10px] border border-[#6F3DFA] bg-gradient-to-b from-[#8357FF] to-[#6F3DFA] py-[6px] pr-[10px] pl-[12px] text-[14px] text-white shadow-[inset_0_2px_4px_0_#9B77FF] transition-all sm:text-[16px]'
+              >
+                <Github className='h-4 w-4' />
+                View on GitHub
+              </Link>
+              <Link
+                href='https://docs.sim.ai'
+                className='inline-flex items-center gap-2 rounded-md border border-border px-3 py-1.5 hover:bg-muted'
+              >
+                <BookOpen className='h-4 w-4' />
+                Documentation
+              </Link>
+              <Link
+                href='/changelog.xml'
+                className='inline-flex items-center gap-2 rounded-md border border-border px-3 py-1.5 hover:bg-muted'
+              >
+                <Rss className='h-4 w-4' />
+                RSS Feed
+              </Link>
+            </div>
+          </div>
+        </div>
+
+        {/* Right timeline */}
+        <div className='relative px-4 py-10 sm:px-6 md:px-8 md:py-12'>
+          <div className='relative max-w-2xl pl-8'>
+            <ChangelogList initialEntries={entries} />
+          </div>
+        </div>
+      </div>
+    </div>
+  )
+}