fixed top priority tests and start with correct device

backend/app.py

@@ -428,22 +428,13 @@ def compile_schedule_endpoint(request: CompileScheduleRequest) -> dict[str, Any]
 	ref_top_priority_ids = {item.strip() for item in request.top_priority_tests_ref if item.strip()}
 	status_lookup = {(test.test_id, test.device): test.status for test in stored_tests}
 
-	# Backward compatibility: if only legacy top_priority_tests was sent,
-	# keep previous behavior by applying IDs to whichever device has that test.
-	if not dut_top_priority_ids and not ref_top_priority_ids and request.top_priority_tests:
-		for test_id in {item.strip() for item in request.top_priority_tests if item.strip()}:
-			if any(t.test_id == test_id and t.device == DUT for t in stored_tests):
-				dut_top_priority_ids.add(test_id)
-			if any(t.test_id == test_id and t.device == REF for t in stored_tests):
-				ref_top_priority_ids.add(test_id)
-
 	for test_id in dut_top_priority_ids:
 		if any(t.test_id == test_id and t.device == DUT for t in stored_tests):
-			top_priority_pairs.add((DUT, test_id))
+			top_priority_pairs.add((test_id, DUT))
 
 	for test_id in ref_top_priority_ids:
 		if any(t.test_id == test_id and t.device == REF for t in stored_tests):
-			top_priority_pairs.add((REF, test_id))
+			top_priority_pairs.add((test_id, REF))
 
 	scheduler = Scheduler(
 		all_tests=all_tests,