Fix SMS batch apply dry-run env and add rollout tracker.

Co-authored-by: Cursor <cursoragent@cursor.com>

prisma/import-sms-batch.ts

@@ -101,17 +101,21 @@ function main() {
       continue;
     }
 
-    const childEnv = {
+    const childEnv: NodeJS.ProcessEnv = {
       ...process.env,
       SMS_IMPORT_DOMAIN: target.domain,
       SMS_IMPORT_PRODUCT: product,
-      SMS_IMPORT_DRY_RUN: dryRun ? '1' : env('SMS_IMPORT_DRY_RUN'),
       SMS_IMPORT_DB_HOST: String(db.host || '127.0.0.1'),
       SMS_IMPORT_DB_PORT: String(db.port || 3306),
       SMS_IMPORT_DB_USER: String(db.user || 'root'),
       SMS_IMPORT_DB_PASSWORD: String(db.password ?? ''),
       SMS_IMPORT_DB_DATABASE: String(db.database),
     };
+    if (dryRun) {
+      childEnv.SMS_IMPORT_DRY_RUN = '1';
+    } else {
+      delete childEnv.SMS_IMPORT_DRY_RUN;
+    }
 
     console.log(`\n=== ${dryRun ? 'DRY ' : ''}IMPORT ${target.domain} (${product}) ===`);
     const result = spawnSync(