remove ENABLE_VC_BUILD checks, use v3 build output API for all vercel…

… apps

.changeset/warm-knives-swim.md

@@ -0,0 +1,6 @@
+---
+'@sveltejs/adapter-static': patch
+'@sveltejs/adapter-vercel': patch
+---
+
+Remove ENABLE_VC_BUILD check, use v3 build output API for all apps deployed to Vercel

packages/adapter-static/platforms.js

@@ -63,10 +63,8 @@ function vercel_routes(builder) {
 /** @type {Platform[]} */
 export const platforms = [
  {
- // Build Output API
- // TODO remove the ENABLE_VC_BUILD check when no longer required
  name: 'Vercel',
- test: () => !!process.env.VERCEL && !!process.env.ENABLE_VC_BUILD,
+ test: () => !!process.env.VERCEL,
  defaults: (config) => ({
  pages: `.vercel/output/static/${config.kit.appDir}/prerendered`,
  assets: '.vercel/output/static'
@@ -80,25 +78,5 @@ export const platforms = [
  })
  );
  }
- },
- {
- // Legacy filesystem API
- // TODO remove once Build Output API leaves beta
- name: 'Vercel',
- test: () => !!process.env.VERCEL,
- defaults: (config) => ({
- pages: `.vercel_build_output/static/${config.kit.appDir}/prerendered`,
- assets: '.vercel_build_output/static'
- }),
- done: (builder) => {
- if (!fs.existsSync('.vercel_build_output/config')) {
- fs.mkdirSync('.vercel_build_output/config');
- }
-
- fs.writeFileSync(
- '.vercel_build_output/config/routes.json',
- JSON.stringify(vercel_routes(builder))
- );
- }
  }
 ];

packages/adapter-vercel/README.md

@@ -6,8 +6,6 @@ If you're using [adapter-auto](../adapter-auto), you don't need to install this
 
 ## Usage
 
-> The `edge` and `split` options depend on the Vercel Build Output API which is currently in beta. For now, you must opt in by visiting `https://vercel.com/[YOUR_USERNAME]/[YOUR_PROJECT]/settings/environment-variables` and adding `ENABLE_VC_BUILD` with the value `1`.
-
 Add `"@sveltejs/adapter-vercel": "next"` to the `devDependencies` in your `package.json` and run `npm install`.
 
 Then in your `svelte.config.js`: