Update presets.ts (#279)

Co-authored-by: Julius Marminge <[email protected]>

.changeset/good-rabbits-exercise.md

@@ -0,0 +1,5 @@
+---
+"@t3-oss/env-core": patch
+---
+
+add netlify preset

docs/src/app/docs/customization/page.mdx

@@ -102,6 +102,7 @@ T3 Env ships the following presets out of the box, all importable from the `/pre
 - `render` - Render environment variables. See full list [here](https://docs.render.com/environment-variables#all-runtimes).
 - `railway` - Railway provided system environment variables. See full list [here](https://docs.railway.app/reference/variables#railway-provided-variables).
 - `fly.io` - Fly.io provided machine runtime environment variables. See full list [here](https://fly.io/docs/machines/runtime-environment/#environment-variables).
+- `netlify` - Netlify provided system environment variables. See full list [here](https://docs.netlify.com/configure-builds/environment-variables).
 
 <Callout type="info">
   Feel free to open a PR with more presets!

packages/core/src/presets.ts

@@ -161,3 +161,27 @@ export const fly = () =>
     },
     runtimeEnv: process.env,
   });
+
+/**
+ * Netlify Environment Variables
+ * @see https://docs.netlify.com/configure-builds/environment-variables
+ */
+export const netlify = () =>
+  createEnv({
+    server: {
+      NETLIFY: z.string().optional(),
+      BUILD_ID: z.string().optional(),
+      CONTEXT: z
+        .enum(["production", "deploy-preview", "branch-deploy", "dev"])
+        .optional(),
+      REPOSITORY_URL: z.string().optional(),
+      BRANCH: z.string().optional(),
+      URL: z.string().optional(),
+      DEPLOY_URL: z.string().optional(),
+      DEPLOY_PRIME_URL: z.string().optional(),
+      DEPLOY_ID: z.string().optional(),
+      SITE_NAME: z.string().optional(),
+      SITE_ID: z.string().optional(),
+    },
+    runtimeEnv: process.env,
+  });