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

ielts_be/services/abc/exam/speaking.py

@@ -0,0 +1,16 @@
+from abc import ABC, abstractmethod
+from typing import List, Dict, Optional
+
+
+class ISpeakingService(ABC):
+
+    @abstractmethod
+    async def get_speaking_part(
+            self, part: int, topic: str, second_topic: str, difficulty: str
+    ) -> Dict:
+        pass
+
+    @abstractmethod
+    async def grade_speaking_task(self, task: int, items: any) -> Dict:
+        pass
+