sst: two more fixes. (#3649)

Author: thruflo

examples/tanstack-db-web-starter/sst.config.ts

@@ -1,7 +1,5 @@
 /// <reference path="./.sst/platform/config.d.ts" />
 
-import { execSync } from "node:child_process"
-
 export default $config({
   app(input) {
     return {
@@ -39,7 +37,7 @@ export default $config({
     }
 
     // Apply migrations (idempotent)
-    applyDrizzleMigrations(process.env.QUICKSTART_DATABASE_URI)
+    await applyDrizzleMigrations(process.env.QUICKSTART_DATABASE_URI)
 
     const website = new sst.aws.TanStackStart(`quickstart-website`, {
       environment: {
@@ -49,7 +47,7 @@ export default $config({
         // Electric
         ELECTRIC_URL: process.env.ELECTRIC_API,
         ELECTRIC_SOURCE_ID: process.env.QUICKSTART_SOURCE_ID,
-        ELECTRIC_SOURCE_SECRET: process.env.QUICKSTART_SOURCE_SECRET,
+        ELECTRIC_SECRET: process.env.QUICKSTART_SOURCE_SECRET,
 
         // Better Auth
         BETTER_AUTH_SECRET: process.env.BETTER_AUTH_SECRET,
@@ -71,7 +69,8 @@ export default $config({
  * Apply migrations using Drizzle Kit.
  * Migrations are in src/db/out/ (generated by drizzle-kit generate).
  */
-function applyDrizzleMigrations(dbUri: string) {
+async function applyDrizzleMigrations(dbUri: string) {
+  const { execSync } = await import("node:child_process")
   console.log(`[quickstart] Applying Drizzle migrations`)
   execSync(`pnpm drizzle-kit migrate`, {
     env: {