fix: smart CBT result/back routing for DPPs and add Test Type selector in Admin panel

backend/main.py

@@ -646,6 +646,7 @@ class ManualQuestionInput(BaseModel):
 
 class ManualTestCreate(BaseModel):
     title: str
+    type: str = "CBT"
     exam_pattern: str
     time_limit: int
     scheduled_date: Optional[datetime] = None
@@ -707,7 +708,7 @@ def create_manual_test(
     # 1. Create the test object
     test_obj = models.Test(
         title=data.title,
-        type="Mock",
+        type=data.type,
         exam_pattern=models.ExamEnum(data.exam_pattern),
         sections={},
         total_time=data.time_limit,