Switch to custom domain builders.hipsters.tech

- Remove base path /hipsters-builders (no longer needed with custom domain)
- Site URL: https://builders.hipsters.tech
- CNAME file for GitHub Pages
- Worker redirect URL updated

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: peas

astro.config.mjs

@@ -4,8 +4,7 @@ import tailwindcss from '@tailwindcss/vite';
 import sitemap from '@astrojs/sitemap';
 
 export default defineConfig({
-  site: 'https://caelum.github.io',
-  base: '/hipsters-builders',
+  site: 'https://builders.hipsters.tech',
   server: { port: 3323 },
   output: 'static',
   integrations: [sitemap()],

public/CNAME

@@ -0,0 +1 @@
+builders.hipsters.tech

src/pages/index.astro

@@ -22,7 +22,7 @@ function formatDate(date: Date): string {
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <meta name="description" content="A newsletter semanal para quem esta buildando software no Brasil. Destaques dos podcasts Hipsters e IA Sob Controle, discussoes da comunidade e os melhores links da semana." />
-    <link rel="canonical" href="https://caelum.github.io/hipsters-builders/" />
+    <link rel="canonical" href="https://builders.hipsters.tech/" />
     <link rel="alternate" type="application/rss+xml" title="Hipsters Builders RSS" href="/rss.xml" />
 
     <!-- Fonts -->

workers/subscribe.ts

@@ -9,7 +9,7 @@
  */
 
 const AUDIENCE_ID = '1f0625e7-1208-4c1b-8a94-60c2ca2437e8';
-const SITE_URL = 'https://caelum.github.io/hipsters-builders';
+const SITE_URL = 'https://builders.hipsters.tech';
 const FROM_EMAIL = 'Hipsters Builders <onboarding@resend.dev>';
 const TOKEN_TTL_MS = 48 * 60 * 60 * 1000;