chore: package send recording and capability tests

scripts/verify-send-sandbox-gate-package.ps1

@@ -31,6 +31,11 @@ $requiredFiles = @(
     "OPERATOR-STEPS.md",
     "SANDBOX-SEND-INPUTS.template.json",
     "EXPECTED-RETURN-FILES.txt",
+    "RUN-RECORDING-SUITE.bat",
+    "01-run-before-recorder.bat",
+    "02-run-after-recorder.bat",
+    "03-make-return-zip.bat",
+    "RECORDING-PACKAGE-MANIFEST.json",
     "run-before-recorder.bat",
     "run-after-recorder.bat",
     "make-return-zip.ps1",
@@ -54,6 +59,7 @@ foreach ($needle in @(
     "ONLINE_SANDBOX_REQUIRED",
     "MANUAL_ONE_SEND_ONLY",
     "DO_NOT_SEND_SECOND_TIME",
+    "RUN-RECORDING-SUITE.bat",
     "content_sha256",
     "idempotency_key",
     "success_ack_or_sent_record"