Brushed up the backend, added writing task 1 academic prompt gen and grading ENCOA-274

ielts_be/controllers/abc/__init__.py

@@ -0,0 +1,11 @@
+from .grade import IGradeController
+from .training import ITrainingController
+from .user import IUserController
+from .exam import *
+
+__all__ = [
+    "IGradeController",
+    "ITrainingController",
+    "IUserController",
+]
+__all__.extend(exam.__all__)