Set publisher dashboard dev server to port 6827

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/publisher-dashboard/vite.config.ts

@@ -4,4 +4,7 @@ import { defineConfig } from "vite";
 
 export default defineConfig({
   plugins: [tailwindcss(), sveltekit()],
+  server: {
+    port: 6827,
+  },
 });