nodejs lambda target for vite.config.ts

import module from "node:module";
import { resolve } from "node:path";
import { defineConfig } from "vite";

// lambda comes with @aws-sdk preinstalled
const isExternal = (name: string) =>
  module.isBuiltin(name) || name.startsWith("@aws-sdk/");

export default defineConfig({
  build: {
    outDir: "dist",
    target: "node22",
    lib: {
      entry: resolve(__dirname, "entry.ts"),
      formats: ["es"],
    },
    rollupOptions: {
      platform: "node",
      external: isExternal,
      output: {
        entryFileNames: "index.mjs",
      },
    },
    minify: false,
    sourcemap: true,
  },
});