Added vercelSyncEnvVars extension

Author: D-K-P

packages/build/src/extensions/vercelSyncEnvVars.ts

@@ -0,0 +1,50 @@
+import { BuildExtension } from "@trigger.dev/core/v3/build";
+import { syncEnvVars } from "./core.js";
+
+export function vercelSyncEnvVars(): BuildExtension {
+  const sync = syncEnvVars(async (ctx) => {
+    const environmentMap = {
+      prod: "production",
+      staging: "preview",
+      dev: "development",
+    } as const;
+
+    const vercelEnvironment =
+      environmentMap[ctx.environment as keyof typeof environmentMap];
+
+    const vercelApiUrl =
+      `https://api.vercel.com/v8/projects/${process.env.VERCEL_PROJECT_ID}/env?decrypt=true`;
+
+    const response = await fetch(vercelApiUrl, {
+      headers: {
+        Authorization: `Bearer ${process.env.VERCEL_ACCESS_TOKEN}`,
+      },
+    });
+
+    if (!response.ok) {
+      throw new Error(`HTTP error! status: ${response.status}`);
+    }
+
+    const data = await response.json();
+
+    const filteredEnvs = data.envs
+      .filter(
+        (env: { type: string; value: string; target: string[] }) =>
+          env.type === "encrypted" && env.value &&
+          env.target.includes(vercelEnvironment),
+      )
+      .map((env: { key: string; value: string }) => ({
+        name: env.key,
+        value: env.value,
+      }));
+
+    return filteredEnvs;
+  });
+
+  return {
+    name: "SyncVercelEnvVarsExtension",
+    async onBuildComplete(context, manifest) {
+      await sync.onBuildComplete?.(context, manifest);
+    },
+  };
+}